CVE-2021-29964

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-29964
A locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

7.1 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.8 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1706501 Permissions Required Vendor 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/show_bug.cgi?id=1706501 Permissions Required Vendor 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)

AND
OR cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
History

21 Nov 2024, 06:02

Type Values Removed Values Added
References () https://bugzilla.mozilla.org/show_bug.cgi?id=1706501 - Permissions Required, Vendor Advisory () https://bugzilla.mozilla.org/show_bug.cgi?id=1706501 - Permissions Required, Vendor 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

30 Jun 2021, 20:56

Type Values Removed Values Added
References (MISC) https://www.mozilla.org/security/advisories/mfsa2021-23/ - (MISC) https://www.mozilla.org/security/advisories/mfsa2021-23/ - Release Notes, Vendor Advisory
References (MISC) https://bugzilla.mozilla.org/show_bug.cgi?id=1706501 - (MISC) https://bugzilla.mozilla.org/show_bug.cgi?id=1706501 - Permissions Required, Vendor Advisory
References (MISC) https://www.mozilla.org/security/advisories/mfsa2021-26/ - (MISC) https://www.mozilla.org/security/advisories/mfsa2021-26/ - Release Notes, Vendor Advisory
References (MISC) https://www.mozilla.org/security/advisories/mfsa2021-24/ - (MISC) https://www.mozilla.org/security/advisories/mfsa2021-24/ - Release Notes, Vendor Advisory
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 5.8
v3 : 7.1
CWE CWE-125

24 Jun 2021, 14:20

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-24 14:15

Updated : 2024-11-21 06:02

NVD link : CVE-2021-29964

Mitre link : CVE-2021-29964

CVE.ORG link : CVE-2021-29964

JSON object : View

Products Affected

mozilla

  • firefox_esr
  • firefox
  • thunderbird

microsoft

  • windows
CWE
CWE-125

Out-of-bounds Read