CVE-2024-12133 Information

Description

A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a certificate libtasn1 takes much longer than expected which can slow down or even crash the system. This flaw allows an attacker to send a specially crafted certificate causing a denial of service attack.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Reference

http://www.openwall.com/lists/oss-security/2025/02/06/6 https://access.redhat.com/security/cve/CVE-2024-12133 https://bugzilla.redhat.com/show_bug.cgi?id=2344611 https://gitlab.com/gnutls/libtasn1/-/issues/52

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

5.3