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: 1.6% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

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