CVE-2024-9680
Mozilla Firefox Use-After-Free Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 5 November 2024). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines. We have had reports of this vulnerability being exploited in the wild. This vulnerability affects Firefox < 131.0.2, Firefox ESR < 128.3.1, Firefox ESR < 115.16.1, Thunderbird < 131.0.1, Thunderbird < 128.3.1, and Thunderbird < 115.16.0.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 23.18% probability · 98th percentile
- CISA KEV
- Listed 15 October 2024 · due 5 November 2024 · used in ransomware campaigns
- Weakness
- CWE-416
- Affected
- mozilla/firefox · mozilla/thunderbird · debian/debian linux
- Source
- security@mozilla.org
CISA notes
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. https://www.mozilla.org/en-US/security/advisories/mfsa2024-51/ ; https://nvd.nist.gov/vuln/detail/CVE-2024-9680
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1923344Issue Tracking, Permissions Required
- https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2024-49039Not Applicable, Patch, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-51/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2024-52/Vendor Advisory
- https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=281992Issue Tracking
- https://lists.debian.org/debian-lts-announce/2024/10/msg00005.htmlMailing List
- https://lists.debian.org/debian-lts-announce/2024/10/msg00006.htmlMailing List
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-9680US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.