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Actively exploited · Published Oct 9, 2024 · Assigned by mozilla

CVE-2024-9680

Critical 9.8 Exploited Ransomware

In plain English

A critical-severity use-after-free in Firefox from Mozilla. Attackers are actively exploiting it in the wild (listed by CISA on October 15, 2024). It has been used in ransomware campaigns. The chance it is exploited in the next 30 days is estimated at 23.2% (higher than 98% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)23.2%top 2.2% of all CVEs
Exploited in the wildYesCISA KEV since Oct 15, 2024
Attack tooling1Public PoC

CISA guidance

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Federal agencies must remediate by Nov 5, 2024.

Official 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.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8firefox128.3.1-2.el8_10.alma.1ALSA-2024:7977
AlmaLinux:9firefox128.4.0-1.el9_5ALSA-2024:9554
AlmaLinux:9firefox128.3.1-2.el9_4.alma.1ALSA-2024:7958
AlmaLinux:9firefox-x11128.4.0-1.el9_5ALSA-2024:9554
AlmaLinux:9firefox-x11128.3.1-2.el9_4.alma.1ALSA-2024:7958
AlmaLinux:8thunderbird128.3.1-1.el8_10.alma.1ALSA-2024:8024
AlmaLinux:9thunderbird128.3.1-1.el9_4.alma.1ALSA-2024:8025
AlmaLinux:9thunderbird128.4.0-1.el9_5.alma.1ALSA-2024:9552
Alpine:v3.21mozjs128.3.1-r0ALPINE-CVE-2024-9680
Alpine:v3.22mozjs128.3.1-r0ALPINE-CVE-2024-9680
Alpine:v3.23mozjs128.3.1-r0ALPINE-CVE-2024-9680
Alpine:v3.24mozjs128.3.1-r0ALPINE-CVE-2024-9680
Debian:12firefox-esr128.3.1esr-1~deb12u1DSA-5788-1
Debian:12firefox-esr128.3.1esr-1~deb12u1DEBIAN-CVE-2024-9680
Debian:13firefox-esr128.3.1esr-1DEBIAN-CVE-2024-9680
Debian:14firefox-esr128.3.1esr-1DEBIAN-CVE-2024-9680
Debian:12thunderbird1:115.16.0esr-1~deb12u1DSA-5789-1
Debian:12thunderbird1:115.16.0esr-1~deb12u1DEBIAN-CVE-2024-9680
Debian:13thunderbird1:128.3.2esr-1DEBIAN-CVE-2024-9680
Debian:14thunderbird1:128.3.2esr-1DEBIAN-CVE-2024-9680
Rocky Linux:8firefox0:128.3.1-2.el8_10RLSA-2024:7977
Rocky Linux:9firefox0:128.3.1-2.el9_4RLSA-2024:7958
Rocky Linux:8thunderbird0:128.3.1-1.el8_10RLSA-2024:8024
Rocky Linux:9thunderbird0:128.3.1-1.el9_4RLSA-2024:8025
Ubuntu:22.04:LTSmozjs102no fix listedUBUNTU-CVE-2024-9680
Ubuntu:24.04:LTSmozjs102no fix listedUBUNTU-CVE-2024-9680
Ubuntu:24.04:LTSmozjs115no fix listedUBUNTU-CVE-2024-9680
Ubuntu:22.04:LTSmozjs78no fix listedUBUNTU-CVE-2024-9680
Ubuntu:22.04:LTSmozjs91no fix listedUBUNTU-CVE-2024-9680
Ubuntu:22.04:LTSthunderbird1:115.16.0+build2-0ubuntu0.22.04.1UBUNTU-CVE-2024-9680
Ubuntu:22.04:LTSthunderbird1:115.16.0+build2-0ubuntu0.22.04.1USN-7066-1

Affected products (as reported)

VendorProductVersions
Mozilla Firefox unspecified – before 131.0.2
Mozilla Firefox ESR unspecified – before 128.3.1
Mozilla Firefox ESR unspecified – before 115.16.1
Mozilla Thunderbird unspecified – before 131.0.1
Mozilla Thunderbird unspecified – before 128.3.1
Mozilla Thunderbird unspecified – before 115.16.0

Weakness: CWE-416 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References