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Vulnerability Details :

CVE-2021-30977

Summary
Assigner-apple
Assigner Org ID-286789f9-fbc2-4510-9f9a-43facdede74c
Published At-24 Aug, 2021 | 18:51
Updated At-03 Aug, 2024 | 22:48
Rejected At-
Credits

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.

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:24 Aug, 2021 | 18:51
Updated At:03 Aug, 2024 | 22:48
Rejected At:
▼CVE Numbering Authority (CNA)

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.

Affected Products
Vendor
Apple Inc.Apple
Product
macOS
Versions
Affected
  • From unspecified before 12.1 (custom)
Vendor
Apple Inc.Apple
Product
macOS
Versions
Affected
  • From unspecified before 11.6 (custom)
Vendor
Apple Inc.Apple
Product
macOS
Versions
Affected
  • From unspecified before 2021 (custom)
Problem Types
TypeCWE IDDescription
textN/AA malicious application may be able to execute arbitrary code with kernel privileges
Type: text
CWE ID: N/A
Description: A malicious application may be able to execute arbitrary code with kernel privileges
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/HT212978
x_refsource_MISC
https://support.apple.com/en-us/HT212979
x_refsource_MISC
https://support.apple.com/en-us/HT212981
x_refsource_MISC
https://support.apple.com/kb/HT213183
x_refsource_CONFIRM
Hyperlink: https://support.apple.com/en-us/HT212978
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212979
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/en-us/HT212981
Resource:
x_refsource_MISC
Hyperlink: https://support.apple.com/kb/HT213183
Resource:
x_refsource_CONFIRM
▼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/HT212978
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212979
x_refsource_MISC
x_transferred
https://support.apple.com/en-us/HT212981
x_refsource_MISC
x_transferred
https://support.apple.com/kb/HT213183
x_refsource_CONFIRM
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212978
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212979
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/en-us/HT212981
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://support.apple.com/kb/HT213183
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:product-security@apple.com
Published At:24 Aug, 2021 | 19:15
Updated At:07 Nov, 2023 | 03:34

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Monterey 12.1, Security Update 2021-008 Catalina, macOS Big Sur 11.6.2. A malicious application may be able to execute arbitrary code with kernel privileges.

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
Primary3.17.8HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary2.09.3HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C
Type: Primary
Version: 3.1
Base score: 7.8
Base severity: HIGH
Vector:
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Type: Primary
Version: 2.0
Base score: 9.3
Base severity: HIGH
Vector:
AV:N/AC:M/Au:N/C:C/I:C/A:C
CPE Matches
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_2020-001:*:*:*:*:*:*
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:security_update_2021-002:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
Apple Inc.
apple
>>mac_os_x>>10.15.7
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
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 11.6.2(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Apple Inc.
apple
>>macos>>Versions from 12.0(inclusive) to 12.3(exclusive)
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-120Primarynvd@nist.gov
CWE ID: CWE-120
Type: Primary
Source: nvd@nist.gov
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://support.apple.com/en-us/HT212978product-security@apple.com
N/A
https://support.apple.com/en-us/HT212979product-security@apple.com
N/A
https://support.apple.com/en-us/HT212981product-security@apple.com
N/A
https://support.apple.com/kb/HT213183product-security@apple.com
N/A
Hyperlink: https://support.apple.com/en-us/HT212978
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/HT212979
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/en-us/HT212981
Source: product-security@apple.com
Resource: N/A
Hyperlink: https://support.apple.com/kb/HT213183
Source: product-security@apple.com
Resource: N/A

Change History

0
Information is not available yet

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