CVE-2024-5700 : Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 1

Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. 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 Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

Published 2024-06-11 13:15:51

Updated 2025-04-04 14:41:15

Source Mozilla Corporation

View at NVD, CVE.org

Vulnerability category: Memory Corruption

Products affected by CVE-2024-5700

Mozilla » Firefox
Versions before (<) 127.0
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Matching versions
Mozilla » Firefox
Versions before (<) 127
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
Matching versions
Mozilla » Firefox » ESR Edition
Versions before (<) 115.12
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Matching versions
Mozilla » Thunderbird
Versions before (<) 115.12
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Matching versions
Mozilla » Firefox Esr
Versions before (<) 115.12
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2024-5700

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 15 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2024-5700

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.0	HIGH	CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	1.0	5.9	134c704f-9b21-4f2e-91b3-4a467353bcc0	2024-07-03
Attack Vector: Local Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High
7.5	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H	N/A	N/A	RedHat-CVE-2024-5700	2024-06-12
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2024-5700

CWE-786 Access of Memory Location Before Start of Buffer

The product reads or writes to a buffer using an index or pointer that references a memory location prior to the beginning of the buffer.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
CWE-788 Access of Memory Location After End of Buffer

The product reads or writes to a buffer using an index or pointer that references a memory location after the end of the buffer.

Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

References for CVE-2024-5700

https://www.mozilla.org/security/advisories/mfsa2024-26/

Security Vulnerabilities fixed in Firefox ESR 115.12 — Mozilla
Vendor Advisory

CVEs referencing this url
https://lists.debian.org/debian-lts-announce/2024/06/msg00000.html

[SECURITY] [DLA 3825-1] firefox-esr security update
Mailing List

CVEs referencing this url
https://lists.debian.org/debian-lts-announce/2024/06/msg00010.html

[SECURITY] [DLA 3836-1] thunderbird security update
Mailing List

CVEs referencing this url
https://www.mozilla.org/security/advisories/mfsa2024-28/

Security Vulnerabilities fixed in Firefox ESR 115.12 — Mozilla
Vendor Advisory

CVEs referencing this url
https://www.mozilla.org/security/advisories/mfsa2024-25/

Security Vulnerabilities fixed in Firefox 127 — Mozilla
Vendor Advisory

CVEs referencing this url
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1862809%2C1889355%2C1893388%2C1895123

Bug List
Issue Tracking

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Vulnerability Details : CVE-2024-5700

Products affected by CVE-2024-5700

Exploit prediction scoring system (EPSS) score for CVE-2024-5700

CVSS scores for CVE-2024-5700

CWE ids for CVE-2024-5700

References for CVE-2024-5700