CVE-2021-21117

Insufficient policy enforcement in Cryptohome in Google Chrome prior to 88.0.4324.96 allowed a local attacker to perform OS-level privilege escalation via a crafted file.

CVSS v3 7.8 HIGH
CVSS v2.0 6.9 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.9^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 3.4 / Impact : 10.0

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html	Release Notes Vendor Advisory
https://crbug.com/1137179	Permissions Required Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-02-09 14:15

Updated : 2022-07-12 17:42

NVD link : CVE-2021-21117

Mitre link : CVE-2021-21117

CVE.ORG link : CVE-2021-21117

JSON object : View

Products Affected

google

chrome

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CWE-59

Improper Link Resolution Before File Access ('Link Following')

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