CVE-2024-0755

Mozilla: Memory safety bugs fixed in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

Memory safety bugs present in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6. 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 < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.

Errores de seguridad de la memoria presentes en Firefox 121, Firefox ESR 115.6 y Thunderbird 115.6. Algunos de estos errores mostraron evidencia de corrupción de memoria y suponemos que con suficiente esfuerzo algunos de ellos podrían haberse aprovechado para ejecutar código arbitrario. Esta vulnerabilidad afecta a Firefox < 122, Firefox ESR < 115.7 y Thunderbird < 115.7.

The Mozilla Foundation Security Advisory describes this flaw as:

Memory safety bugs present in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6. 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.

*Credits: Daniel Holbert, Andrew Osmond, and the Mozilla Fuzzing Team

CVSS Scores

NISTv3.1 8.8

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2024-01-19 CVE Reserved
2024-01-23 CVE Published
2024-10-18 CVE Updated
2024-10-19 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-94: Improper Control of Generation of Code ('Code Injection')
CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (7)

URL	Tag	Source
https://lists.debian.org/debian-lts-announce/2024/01/msg00015.html	Mailing List
https://lists.debian.org/debian-lts-announce/2024/01/msg00022.html	Mailing List

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.mozilla.org/security/advisories/mfsa2024-01	2024-02-02
https://www.mozilla.org/security/advisories/mfsa2024-02	2024-02-02
https://www.mozilla.org/security/advisories/mfsa2024-04	2024-02-02
https://access.redhat.com/security/cve/CVE-2024-0755	2024-01-30
https://bugzilla.redhat.com/show_bug.cgi?id=2259934	2024-01-30

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mozilla Search vendor "Mozilla"		Firefox Search vendor "Mozilla" for product "Firefox"				< 122.0 Search vendor "Mozilla" for product "Firefox" and version " < 122.0"		-		Affected
Mozilla Search vendor "Mozilla"		Firefox Esr Search vendor "Mozilla" for product "Firefox Esr"				< 115.7 Search vendor "Mozilla" for product "Firefox Esr" and version " < 115.7"		-		Affected
Mozilla Search vendor "Mozilla"		Thunderbird Search vendor "Mozilla" for product "Thunderbird"				< 115.7 Search vendor "Mozilla" for product "Thunderbird" and version " < 115.7"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected