CVE-2017-6891

Published: May 22, 2017Modified: May 13, 2026

8.8

Vector

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

Exploitability: 2.8 / Impact: 5.9

Source: NVD

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.

Affected (3)

Products: Gnu: Libtasn1 · Debian: Debian Linux · Apache: Bookkeeper

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Libtasn1	Version 4.10

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Apache Bookkeeper	Version 4.12.1

Related CWEs

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (20)

http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=5520704d075802df25ce4ffccc010ba1641bd484

Source: PSIRT-CNA@flexerasoftware.com

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html

Source: PSIRT-CNA@flexerasoftware.com

Broken Link

http://www.debian.org/security/2017/dsa-3861

Source: PSIRT-CNA@flexerasoftware.com

Third Party Advisory

http://www.securityfocus.com/bid/98641

Source: PSIRT-CNA@flexerasoftware.com

Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1038619

Source: PSIRT-CNA@flexerasoftware.com

Third Party AdvisoryVDB Entry

https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E

Source: PSIRT-CNA@flexerasoftware.com

https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E

Source: PSIRT-CNA@flexerasoftware.com

https://secuniaresearch.flexerasoftware.com/advisories/76125/

Source: PSIRT-CNA@flexerasoftware.com

Permissions Required

https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/

Source: PSIRT-CNA@flexerasoftware.com

PatchThird Party Advisory

https://security.gentoo.org/glsa/201710-11

Source: PSIRT-CNA@flexerasoftware.com

Third Party Advisory

http://git.savannah.gnu.org/gitweb/?p=libtasn1.git%3Ba=commit%3Bh=5520704d075802df25ce4ffccc010ba1641bd484

Source: af854a3a-2127-422b-91ae-364da2661108

http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00018.html

Source: af854a3a-2127-422b-91ae-364da2661108

Broken Link

http://www.debian.org/security/2017/dsa-3861

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

http://www.securityfocus.com/bid/98641

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1038619

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party AdvisoryVDB Entry

https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E

Source: af854a3a-2127-422b-91ae-364da2661108

https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E

Source: af854a3a-2127-422b-91ae-364da2661108

https://secuniaresearch.flexerasoftware.com/advisories/76125/

Source: af854a3a-2127-422b-91ae-364da2661108

Permissions Required

https://secuniaresearch.flexerasoftware.com/secunia_research/2017-11/

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://security.gentoo.org/glsa/201710-11

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

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