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Vulnerability Details :

CVE-2021-31431

Summary
Assigner-zdi
Assigner Org ID-99f1926a-a320-47d8-bbb5-42feb611262e
Published At-29 Apr, 2021 | 16:31
Updated At-03 Aug, 2024 | 22:55
Rejected At-
Credits

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the IDE virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-13189.

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:zdi
Assigner Org ID:99f1926a-a320-47d8-bbb5-42feb611262e
Published At:29 Apr, 2021 | 16:31
Updated At:03 Aug, 2024 | 22:55
Rejected At:
▼CVE Numbering Authority (CNA)

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the IDE virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-13189.

Affected Products
Vendor
Parallels International GmbhParallels
Product
Desktop
Versions
Affected
  • 15.1.5-47309
Problem Types
TypeCWE IDDescription
CWECWE-125CWE-125: Out-of-bounds Read
Type: CWE
CWE ID: CWE-125
Description: CWE-125: Out-of-bounds Read
Metrics
VersionBase scoreBase severityVector
3.06.0MEDIUM
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Version: 3.0
Base score: 6.0
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions

Configurations

Workarounds

Exploits

Credits

Reno Robert of Trend Micro Zero Day Initiative
Timeline
EventDate
Replaced By

Rejected Reason

References
HyperlinkResource
https://kb.parallels.com/en/125013
x_refsource_MISC
https://www.zerodayinitiative.com/advisories/ZDI-21-439/
x_refsource_MISC
Hyperlink: https://kb.parallels.com/en/125013
Resource:
x_refsource_MISC
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-439/
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://kb.parallels.com/en/125013
x_refsource_MISC
x_transferred
https://www.zerodayinitiative.com/advisories/ZDI-21-439/
x_refsource_MISC
x_transferred
Hyperlink: https://kb.parallels.com/en/125013
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-439/
Resource:
x_refsource_MISC
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:zdi-disclosures@trendmicro.com
Published At:29 Apr, 2021 | 17:15
Updated At:06 May, 2021 | 13:39

This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.5-47309. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the IDE virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-13189.

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
Primary3.16.0MEDIUM
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Secondary3.06.0MEDIUM
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Primary2.02.1LOW
AV:L/AC:L/Au:N/C:P/I:N/A:N
Type: Primary
Version: 3.1
Base score: 6.0
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Type: Secondary
Version: 3.0
Base score: 6.0
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N
Type: Primary
Version: 2.0
Base score: 2.1
Base severity: LOW
Vector:
AV:L/AC:L/Au:N/C:P/I:N/A:N
CPE Matches

Parallels International Gmbh
parallels
>>parallels_desktop>>15.1.5-47309
cpe:2.3:a:parallels:parallels_desktop:15.1.5-47309:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-125Primaryzdi-disclosures@trendmicro.com
CWE ID: CWE-125
Type: Primary
Source: zdi-disclosures@trendmicro.com
Evaluator Description

Evaluator Impact

Evaluator Solution

Vendor Statements

References
HyperlinkSourceResource
https://kb.parallels.com/en/125013zdi-disclosures@trendmicro.com
Vendor Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-439/zdi-disclosures@trendmicro.com
Third Party Advisory
VDB Entry
Hyperlink: https://kb.parallels.com/en/125013
Source: zdi-disclosures@trendmicro.com
Resource:
Vendor Advisory
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-21-439/
Source: zdi-disclosures@trendmicro.com
Resource:
Third Party Advisory
VDB Entry

Change History

0
Information is not available yet

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