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Vulnerability Details :

CVE-2021-1832

Summary
Assigner-apple
Assigner Org ID-286789f9-fbc2-4510-9f9a-43facdede74c
Published At-08 Sep, 2021 | 14:44
Updated At-03 Aug, 2024 | 16:25
Rejected At-
Credits

Copied files may not have the expected file permissions. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. The issue was addressed with improved permissions logic.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:apple
Assigner Org ID:286789f9-fbc2-4510-9f9a-43facdede74c
Published At:08 Sep, 2021 | 14:44
Updated At:03 Aug, 2024 | 16:25
Rejected At:
▼CVE Numbering Authority (CNA)

Copied files may not have the expected file permissions. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. The issue was addressed with improved permissions logic.

Affected Products
Vendor
Apple Inc.Apple
Product
iOS and iPadOS
Versions
Affected
  • From unspecified before 14.5 (custom)
Vendor
Apple Inc.Apple
Product
tvOS
Versions
Affected
  • From unspecified before 14.5 (custom)
Vendor
Apple Inc.Apple
Product
watchOS
Versions
Affected
  • From unspecified before 7.4 (custom)
Vendor
Apple Inc.Apple
Product
macOS
Versions
Affected
  • From unspecified before 11.3 (custom)
Vendor
Apple Inc.Apple
Product
macOS
Versions
Affected
  • From unspecified before 2021 (custom)
Problem Types
TypeCWE IDDescription
textN/AThe issue was addressed with improved permissions logic
Type: text
CWE ID: N/A
Description: The issue was addressed with improved permissions logic
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://support.apple.com/en-us/HT212317
x_refsource_MISC
https://support.apple.com/en-us/HT212323
x_refsource_MISC
https://support.apple.com/en-us/HT212324
x_refsource_MISC
https://support.apple.com/en-us/HT212325
x_refsource_MISC
https://support.apple.com/en-us/HT212326
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212317
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212323
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212324
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212325
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212326
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://support.apple.com/en-us/HT212317
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212323
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212324
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212325
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212326
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212317
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212323
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212324
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212325
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212326
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:product-security@apple.com
Published At:08 Sep, 2021 | 15:15
Updated At:09 Jan, 2023 | 16:41

Copied files may not have the expected file permissions. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. The issue was addressed with improved permissions logic.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 5.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches
Apple Inc.
apple
>>ipados>>Versions before 14.5(exclusive)
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>iphone_os>>Versions before 14.5(exclusive)
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>Versions from 10.15(inclusive) to 10.15.7(exclusive)
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions from 11.0(inclusive) to 11.3(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>tvos>>Versions before 14.5(exclusive)
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>watchos>>Versions before 7.4(exclusive)
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-276Primarynvd@nist.gov
CWE ID: CWE-276
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.apple.com/en-us/HT212317product-security@apple.com
Vendor Advisory
https://support.apple.com/en-us/HT212323product-security@apple.com
Vendor Advisory
https://support.apple.com/en-us/HT212324product-security@apple.com
Vendor Advisory
https://support.apple.com/en-us/HT212325product-security@apple.com
Vendor Advisory
https://support.apple.com/en-us/HT212326product-security@apple.com
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/HT212317
Source: product-security@apple.com
Resource:
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/HT212323
Source: product-security@apple.com
Resource:
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/HT212324
Source: product-security@apple.com
Resource:
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/HT212325
Source: product-security@apple.com
Resource:
Vendor Advisory
Hyperlink: https://support.apple.com/en-us/HT212326
Source: product-security@apple.com
Resource:
Vendor Advisory

Change History

0
Information is not available yet

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CVE-2010-1373
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-1.22% / 64.87%
||
7 Day CHG~0.00%
Published-17 Jun, 2010 | 16:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in Help Viewer in Apple Mac OS X 10.6 before 10.6.4 allows remote attackers to inject arbitrary web script or HTML via a crafted help: URL, related to "URL parameters in HTML content."

Action-Not Available
Vendor-n/aApple Inc.
Product-mac_os_xmac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2007-4692
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-2.04% / 78.60%
||
7 Day CHG~0.00%
Published-15 Nov, 2007 | 00:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
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KEV Action Due Date-Not Available

The tabbed browsing feature in Apple Safari 3 before Beta Update 3.0.4 on Windows, and Mac OS X 10.4 through 10.4.10, allows remote attackers to spoof HTTP authentication for other sites and possibly conduct phishing attacks by causing an authentication sheet to be displayed for a tab that is not active, which makes it appear as if it is associated with the active tab.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-safariwindowsmac_os_xmac_os_x_servern/a
CWE ID-CWE-287
Improper Authentication
CVE-2010-1408
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-3.08% / 86.00%
||
7 Day CHG~0.00%
Published-11 Jun, 2010 | 17:28
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to bypass intended restrictions on outbound connections to "non-default TCP ports" via a crafted port number, related to an "integer truncation issue." NOTE: this may overlap CVE-2010-1099.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-webkitwindows_7mac_os_xwindows_vistawindows_xpsafarimac_os_x_servern/a
CVE-2010-1389
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-2.93% / 85.31%
||
7 Day CHG~0.00%
Published-11 Jun, 2010 | 17:28
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows user-assisted remote attackers to inject arbitrary web script or HTML via vectors involving a (1) paste or (2) drag-and-drop operation for a selection.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-webkitwindows_7mac_os_xwindows_vistawindows_xpsafarimac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2010-1420
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-1.64% / 73.28%
||
7 Day CHG~0.00%
Published-21 Jul, 2011 | 23:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in CFNetwork in Apple Safari before 5.0.6 allows remote attackers to inject arbitrary web script or HTML via a crafted text/plain file.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-windows_7cfnetworkwindows_vistawindows_xpsafarin/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2010-1778
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-1.69% / 74.15%
||
7 Day CHG~0.00%
Published-30 Jul, 2010 | 20:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in Apple Safari before 5.0.1 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1.1 on Mac OS X 10.4, allows remote attackers to inject arbitrary web script or HTML via an RSS feed.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-webkitwindows_7mac_os_xwindows_vistawindows_xpsafarimac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2010-0502
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-1.29% / 66.61%
||
7 Day CHG~0.00%
Published-30 Mar, 2010 | 18:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

iChat Server in Apple Mac OS X Server before 10.6.3, when group chat is used, does not perform logging for all types of messages, which might allow remote attackers to avoid message auditing via an unspecified selection of message type.

Action-Not Available
Vendor-n/aApple Inc.
Product-mac_os_x_servern/a
CVE-2023-40450
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.21% / 11.43%
||
7 Day CHG~0.00%
Published-26 Sep, 2023 | 20:14
Updated-04 Nov, 2025 | 20:16
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14. An app may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CVE-2010-0190
Matching Score-8
Assigner-Adobe Systems Incorporated
ShareView Details
Matching Score-8
Assigner-Adobe Systems Incorporated
CVSS Score-4.3||MEDIUM
EPSS-2.70% / 83.98%
||
7 Day CHG~0.00%
Published-14 Apr, 2010 | 15:44
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in Adobe Reader and Acrobat 9.x before 9.3.2, and 8.x before 8.2.2 on Windows and Mac OS X, allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Action-Not Available
Vendor-n/aApple Inc.Microsoft CorporationAdobe Inc.
Product-acrobatacrobat_readermac_os_xwindowsn/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2010-0544
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-2.93% / 85.31%
||
7 Day CHG~0.00%
Published-11 Jun, 2010 | 19:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, and before 4.1 on Mac OS X 10.4, allows remote attackers to inject arbitrary web script or HTML via vectors related to a malformed URL.

Action-Not Available
Vendor-n/aMicrosoft CorporationApple Inc.
Product-webkitwindows_7mac_os_xwindows_vistawindows_xpsafarimac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2010-0541
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-4.3||MEDIUM
EPSS-2.81% / 84.71%
||
7 Day CHG~0.00%
Published-17 Jun, 2010 | 16:00
Updated-29 Apr, 2026 | 01:13
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Cross-site scripting (XSS) vulnerability in the WEBrick HTTP server in Ruby in Apple Mac OS X 10.5.8, and 10.6 before 10.6.4, allows remote attackers to inject arbitrary web script or HTML via a crafted URI that triggers a UTF-7 error page.

Action-Not Available
Vendor-n/aApple Inc.
Product-mac_os_xmac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2009-3016
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.06% / 60.23%
||
7 Day CHG~0.00%
Published-31 Aug, 2009 | 16:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Apple Safari 4.0.3 does not properly block javascript: and data: URIs in Refresh headers in HTTP responses, which allows remote attackers to conduct cross-site scripting (XSS) attacks via vectors related to (1) injecting a Refresh header that contains a javascript: URI, (2) entering a javascript: URI when specifying the content of a Refresh header, (3) injecting a Refresh header that contains JavaScript sequences in a data:text/html URI, or (4) entering a data:text/html URI with JavaScript sequences when specifying the content of a Refresh header.

Action-Not Available
Vendor-n/aApple Inc.
Product-safarin/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2009-3767
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-3.09% / 86.04%
||
7 Day CHG~0.00%
Published-23 Oct, 2009 | 19:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

libraries/libldap/tls_o.c in OpenLDAP 2.2 and 2.4, and possibly other versions, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Action-Not Available
Vendor-openldapn/aApple Inc.OpenSSLFedora Project
Product-openldapmac_os_xopensslfedoran/a
CWE ID-CWE-295
Improper Certificate Validation
CVE-2009-2823
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.68% / 74.01%
||
7 Day CHG~0.00%
Published-10 Nov, 2009 | 19:00
Updated-23 Apr, 2026 | 00:35
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

The Apache HTTP Server in Apple Mac OS X before 10.6.2 enables the HTTP TRACE method, which allows remote attackers to conduct cross-site scripting (XSS) attacks via unspecified web client software.

Action-Not Available
Vendor-n/aApple Inc.
Product-mac_os_xmac_os_x_servern/a
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-30804
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-3.3||LOW
EPSS-0.72% / 49.24%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:49
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A permissions issue was addressed with improved validation. This issue is fixed in iOS 14.7. A malicious application may be able to access Find My data.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_osiOS
CVE-2021-30833
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-42.67% / 98.54%
||
7 Day CHG~0.00%
Published-28 Oct, 2021 | 18:17
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This issue was addressed with improved checks. This issue is fixed in macOS Monterey 12.0.1. Unpacking a maliciously crafted archive may allow an attacker to write arbitrary files.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CVE-2021-30887
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-6.5||MEDIUM
EPSS-1.60% / 72.77%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:49
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Monterey 12.0.1, iOS 15.1 and iPadOS 15.1, watchOS 8.1, tvOS 15.1. Processing maliciously crafted web content may lead to unexpectedly unenforced Content Security Policy.

Action-Not Available
Vendor-Debian GNU/LinuxFedora ProjectApple Inc.
Product-iphone_osdebian_linuxwatchostvosipadosfedoramacosmacOSiOS and iPadOS
CVE-2021-30990
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.98% / 57.87%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:51
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved validation. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CVE-2021-30763
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.80% / 52.02%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:46
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.7, watchOS 7.6. A shortcut may be able to bypass Internet permission requirements.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_oswatchosipadoswatchOSiOS
CWE ID-CWE-20
Improper Input Validation
CVE-2021-30744
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-6.1||MEDIUM
EPSS-1.03% / 59.46%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:44
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Description: A cross-origin issue with iframe elements was addressed with improved tracking of security origins. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Safari 14.1.1, macOS Big Sur 11.4, watchOS 7.5. Processing maliciously crafted web content may lead to universal cross site scripting.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_oswatchosipadostvossafarimacosmacOSiOS and iPadOS
CWE ID-CWE-79
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE-2021-30861
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-1.22% / 64.98%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:49
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.0.1. A malicious application may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-safarimacosmacOS
CVE-2021-30658
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.38% / 29.39%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 14:48
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This issue was addressed with improved handling of file metadata. This issue is fixed in macOS Big Sur 11.3. A malicious application may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CWE ID-CWE-494
Download of Code Without Integrity Check
CVE-2021-30751
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.74% / 49.98%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:45
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This issue was addressed with improved data protection. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass certain Privacy preferences.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CVE-2009-2197
Matching Score-8
Assigner-MITRE Corporation
ShareView Details
Matching Score-8
Assigner-MITRE Corporation
CVSS Score-4.3||MEDIUM
EPSS-1.42% / 69.31%
||
7 Day CHG~0.00%
Published-24 Mar, 2016 | 01:00
Updated-06 May, 2026 | 22:30
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

Apple Safari before 9.1 allows remote attackers to spoof the user interface via a web page that places text in a crafted context, leading to unintended use of that text within a Safari dialog.

Action-Not Available
Vendor-n/aApple Inc.
Product-safarin/a
CVE-2021-30778
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.82% / 52.44%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:48
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This issue was addressed with improved entitlements. This issue is fixed in macOS Big Sur 11.5. A malicious application may be able to bypass Privacy preferences.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CVE-2021-30853
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-7.00% / 93.34%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:49
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.6. A malicious application may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-macosmacOS
CWE ID-CWE-787
Out-of-bounds Write
CVE-2021-30870
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-6.5||MEDIUM
EPSS-0.85% / 53.69%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:49
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue existed in the handling of document loads. This issue was addressed with improved state management. This issue is fixed in iOS 15 and iPadOS 15. Previewing an html file attached to a note may unexpectedly contact remote servers.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_osipadosiOS and iPadOS
CVE-2021-30696
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.9||MEDIUM
EPSS-1.11% / 61.88%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 14:27
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An attacker in a privileged network position may be able to misrepresent application state. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave. A logic issue was addressed with improved state management.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CVE-2021-30727
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.93% / 56.05%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:42
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. A malicious application may be able to modify protected parts of the file system.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_oswatchostvosipadosmacosmacOSiOS and iPadOS
CVE-2021-30671
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-3.3||LOW
EPSS-0.54% / 41.44%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 14:25
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A validation issue was addressed with improved logic. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina. A malicious application may be able to send unauthorized Apple events to Finder.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CWE ID-CWE-20
Improper Input Validation
CVE-2021-30976
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-0.98% / 57.87%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:51
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may bypass Gatekeeper checks.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CVE-2021-30657
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-68.53% / 99.25%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 14:49
Updated-23 Oct, 2025 | 14:53
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Known KEV||Action Due Date - 2021-11-17||Apply updates per vendor instructions.

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina. A malicious application may bypass Gatekeeper checks. Apple is aware of a report that this issue may have been actively exploited..

Action-Not Available
Vendor-Apple Inc.
Product-mac_os_xmacosmacOSmacOS
CWE ID-CWE-862
Missing Authorization
CVE-2021-30892
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-10.27% / 95.10%
||
7 Day CHG~0.00%
Published-24 Aug, 2021 | 18:49
Updated-03 Aug, 2024 | 22:48
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

An inherited permissions issue was addressed with additional restrictions. This issue is fixed in macOS Monterey 12.0.1, Security Update 2021-007 Catalina, macOS Big Sur 11.6.1. A malicious application may be able to modify protected parts of the file system.

Action-Not Available
Vendor-Apple Inc.
Product-macosmac_os_xmacOS
CWE ID-CWE-732
Incorrect Permission Assignment for Critical Resource
CVE-2021-30769
Matching Score-8
Assigner-Apple Inc.
ShareView Details
Matching Score-8
Assigner-Apple Inc.
CVSS Score-5.5||MEDIUM
EPSS-1.04% / 59.59%
||
7 Day CHG~0.00%
Published-08 Sep, 2021 | 13:47
Updated-03 Aug, 2024 | 22:40
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

Action-Not Available
Vendor-Apple Inc.
Product-iphone_oswatchostvostvOSwatchOSiOS
CWE ID-CWE-287
Improper Authentication
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