CVE-2021-29967

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-29967
Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1602862%2C1703191%2C1703760%2C1704722%2C1706041 Issue Tracking Not Applicable Third Party Advisory
https://security.gentoo.org/glsa/202208-14 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2021-23/ Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-24/ Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-26/ Release Notes Vendor Advisory
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1602862%2C1703191%2C1703760%2C1704722%2C1706041 Issue Tracking Not Applicable Third Party Advisory
https://security.gentoo.org/glsa/202208-14 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2021-23/ Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-24/ Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2021-26/ Release Notes Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
History

21 Nov 2024, 06:02

Type Values Removed Values Added
References () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1602862%2C1703191%2C1703760%2C1704722%2C1706041 - Issue Tracking, Not Applicable, Third Party Advisory () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1602862%2C1703191%2C1703760%2C1704722%2C1706041 - Issue Tracking, Not Applicable, Third Party Advisory
References () https://security.gentoo.org/glsa/202208-14 - Third Party Advisory () https://security.gentoo.org/glsa/202208-14 - Third Party Advisory
References () https://www.mozilla.org/security/advisories/mfsa2021-23/ - Release Notes, Vendor Advisory () https://www.mozilla.org/security/advisories/mfsa2021-23/ - Release Notes, Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2021-24/ - Release Notes, Vendor Advisory () https://www.mozilla.org/security/advisories/mfsa2021-24/ - Release Notes, Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2021-26/ - Release Notes, Vendor Advisory () https://www.mozilla.org/security/advisories/mfsa2021-26/ - Release Notes, Vendor Advisory
Information

Published : 2021-06-24 14:15

Updated : 2024-11-21 06:02

NVD link : CVE-2021-29967

Mitre link : CVE-2021-29967

CVE.ORG link : CVE-2021-29967

JSON object : View

Products Affected

mozilla

  • thunderbird
  • firefox_esr
  • firefox
CWE
CWE-787

Out-of-bounds Write