CVE-2017-6891

HIGH

GnuTLS libtasn1 <4.10 - Buffer Overflow

Title source: llm
STIX 2.1

Description

Two errors in the "asn1_find_node()" function (lib/parser_aux.c) within GnuTLS libtasn1 version 4.10 can be exploited to cause a stacked-based buffer overflow by tricking a user into processing a specially crafted assignments file via the e.g. asn1Coding utility.

References (10)

Core 10
Core References
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201710-11
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2017/dsa-3861
Patch, Third Party Advisory x_refsource_misc
https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/98641
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038619

Scores

CVSS v3 8.8
EPSS 0.0118
EPSS Percentile 79.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (4)
apache/bookkeeper 4.12.1
debian/debian_linux 8.0
Flexera Software LLC/GnuTLS libtasn1 4.10. Other versions may also be affected.
gnu/libtasn1 4.10
Published May 22, 2017
Tracked Since Feb 18, 2026