CVE Vulnerability

CVE-2021-29961

When styling and rendering an oversized `` element, Firefox did not apply correct clipping which allowed an attacker to paint over the user interface. This vulnerability affects Firefox < 89.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.mozilla.org/security/advisories/mfsa2021-23/ Release Notes Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1700235 Broken Link Issue Tracking
https://security.gentoo.org/glsa/202107-09 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Information

Published : 2021-06-24 02:15

Updated : 2021-09-20 06:48

NVD link : CVE-2021-29961

Mitre link : CVE-2021-29961

Products Affected
No products.
CWE
CWE-863