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CVE-2024-11704

9.8 · CRITICAL

A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path.

Published Nov 26, 2024CWE-415EPSS 0.91%

Overview

CVE-2024-11704 is a critical-severity vulnerability. It was published on November 26, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A double-free issue could have occurred in `sec_pkcs7_decoder_start_decrypt()` when handling an error path. Under specific conditions, the same symmetric key could have been freed twice, potentially leading to memory corruption. This vulnerability affects Firefox < 133, Thunderbird < 133, Firefox ESR < 128.7, and Thunderbird < 128.7.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refbugzilla.mozilla.org/show_bug.cgi?id=1899402Refwww.mozilla.org/security/advisories/mfsa2024-63/Refwww.mozilla.org/security/advisories/mfsa2024-67/Refwww.mozilla.org/security/advisories/mfsa2025-09/Refwww.mozilla.org/security/advisories/mfsa2025-10/Reflists.debian.org/debian-lts-announce/2025/02/msg00005.htmlReflists.debian.org/debian-lts-announce/2025/02/msg00006.html

How CyberStrike helps

Frequently asked questions

What is CVE-2024-11704?

CVE-2024-11704 is a critical-severity vulnerability. It was published on November 26, 2024 and has a CVSS 3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-11704?

This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-11704?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-11704?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-11704 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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