CVE Vulnerability

CVE-2021-29968

When drawing text onto a canvas with WebRender disabled, an out of bounds read could occur. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 89.0.1.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

Scope

8.1 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1712047 Issue Tracking Permissions Required
https://www.mozilla.org/security/advisories/mfsa2021-27/ Release Notes Vendor Advisory
Configurations

Configuration 1
Information

Published : 2021-06-24 02:15

Updated : 2021-06-25 07:53

NVD link : CVE-2021-29968

Mitre link : CVE-2021-29968

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read