CVE-2025-0243

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-0243
Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

5.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.5 / Impact : 2.5

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1827142%2C1932783 Broken Link Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2025-01/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-02/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-04/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-05/ Vendor Advisory
Configurations

Configuration 1 (hide)

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

03 Apr 2025, 16:30

Type Values Removed Values Added
CWE CWE-787
First Time Mozilla firefox
Mozilla thunderbird
Mozilla
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
References () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1827142%2C1932783 - () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1827142%2C1932783 - Broken Link, Issue Tracking
References () https://www.mozilla.org/security/advisories/mfsa2025-01/ - () https://www.mozilla.org/security/advisories/mfsa2025-01/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-02/ - () https://www.mozilla.org/security/advisories/mfsa2025-02/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-04/ - () https://www.mozilla.org/security/advisories/mfsa2025-04/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-05/ - () https://www.mozilla.org/security/advisories/mfsa2025-05/ - Vendor Advisory

13 Jan 2025, 22:15

Type Values Removed Values Added
Summary (en) Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird ESR < 128.6. (en) Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.

09 Jan 2025, 09:15

Type Values Removed Values Added
References
  • () https://www.mozilla.org/security/advisories/mfsa2025-04/ -
  • () https://www.mozilla.org/security/advisories/mfsa2025-05/ -
Summary (en) Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 Firefox < 134 and Firefox ESR < 128.6. (en) Memory safety bugs present in Firefox 133, Thunderbird 133, Firefox ESR 128.5, and Thunderbird 128.5. 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 Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird ESR < 128.6.

08 Jan 2025, 17:15

Type Values Removed Values Added
Summary
  • (es) Se han detectado errores de seguridad de memoria en Firefox 133, Thunderbird 133, Firefox ESR 128.5 y Thunderbird 128.5. Algunos de estos errores mostraban evidencia de corrupción de memoria y suponemos que, con el suficiente esfuerzo, algunos de ellos podrían haberse aprovechado para ejecutar código arbitrario. Esta vulnerabilidad afecta a Firefox &lt; 134 y Firefox ESR &lt; 128.6.
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 5.1

07 Jan 2025, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-01-07 16:15

Updated : 2025-04-03 16:30

NVD link : CVE-2025-0243

Mitre link : CVE-2025-0243

CVE.ORG link : CVE-2025-0243

JSON object : View

Products Affected

mozilla

  • thunderbird
  • firefox
CWE
CWE-787

Out-of-bounds Write