CVE-2024-0743

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1867408	Permissions Required
https://lists.debian.org/debian-lts-announce/2024/03/msg00010.html
https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html
https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html
https://www.mozilla.org/security/advisories/mfsa2024-01/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-13/
https://www.mozilla.org/security/advisories/mfsa2024-14/
https://bugzilla.mozilla.org/show_bug.cgi?id=1867408	Permissions Required
https://lists.debian.org/debian-lts-announce/2024/03/msg00010.html
https://lists.debian.org/debian-lts-announce/2024/03/msg00022.html
https://lists.debian.org/debian-lts-announce/2024/03/msg00028.html
https://lists.debian.org/debian-lts-announce/2024/10/msg00028.html
https://www.mozilla.org/security/advisories/mfsa2024-01/	Release Notes Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2024-13/
https://www.mozilla.org/security/advisories/mfsa2024-14/

Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

History

03 Nov 2025, 22:16

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2024/10/msg00028.html -

Information

Published : 2024-01-23 14:15

Updated : 2025-11-03 22:16

NVD link : CVE-2024-0743

Mitre link : CVE-2024-0743

CVE.ORG link : CVE-2024-0743

JSON object : View

Products Affected

mozilla

firefox

CWE

CWE-252

Unchecked Return Value

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