CVE-2017-10790

HIGH

GNU Libtasn1 < 4.12 - Denial of Service via NULL Pointer Dereference in _asn1_check_identifier

Title source: llm
STIX 2.1

Description

The _asn1_check_identifier function in GNU Libtasn1 through 4.12 causes a NULL pointer dereference and crash when reading crafted input that triggers assignment of a NULL value within an asn1_node structure. It may lead to a remote denial of service attack.

References (7)

Core 7
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201710-11
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3547-1/
Exploit, Issue Tracking, Third Party Advisory, VDB Entry x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1464141
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2018/dsa-4106
Mailing List mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00026.html

Scores

CVSS v3 7.5
EPSS 0.0039
EPSS Percentile 60.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
gnu/libtasn1 < 4.12
Published Jul 02, 2017
Tracked Since Feb 18, 2026