Description
An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability affects Firefox < 122, Firefox ESR < 115.9, and Thunderbird < 115.9.
Published: 2024-01-23
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-3757-1 nss security update
Debian DLA Debian DLA DLA-3769-1 thunderbird security update
Debian DLA Debian DLA DLA-3775-1 firefox-esr security update
Debian DLA Debian DLA DLA-3937-1 nss security update
Debian DSA Debian DSA DSA-5643-1 firefox-esr security update
Debian DSA Debian DSA DSA-5644-1 thunderbird security update
Debian DSA Debian DSA DSA-5807-1 nss security update
Ubuntu USN Ubuntu USN USN-6610-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-6717-1 Thunderbird vulnerabilities
History

Mon, 03 Nov 2025 22:30:00 +0000

Type Values Removed Values Added
References

Fri, 30 May 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Mozilla Firefox
Redhat Enterprise Linux Rhel Aus Rhel E4s Rhel Eus Rhel Tus
cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-11-03T21:51:02.736Z

Reserved: 2024-01-19T16:52:24.775Z

Link: CVE-2024-0743

cve-icon Vulnrichment

Updated: 2025-11-03T21:51:02.736Z

cve-icon NVD

Status : Modified

Published: 2024-01-23T14:15:38.280

Modified: 2025-11-03T22:16:34.420

Link: CVE-2024-0743

cve-icon Redhat

Severity : Important

Publid Date: 2024-01-23T00:00:00Z

Links: CVE-2024-0743 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses