CVE-2016-7143

Published: Sep 21, 2016Modified: May 6, 2026

8.1

Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.2 / Impact: 5.9

Source: NVD

Description

The m_authenticate function in modules/m_sasl.c in Charybdis before 3.5.3 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

Affected (2)

Products: Debian: Debian Linux · Charybdis Project: Charybdis

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0

Configuration B

1 vulnerable

Vulnerable Software	Affected Versions
Charybdis Project Charybdis	Up to 3.5.2

Related CWEs

CWE-285

Improper Authorization

The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

References (12)

http://www.debian.org/security/2016/dsa-3661

Source: cve@mitre.org

Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/09/04/3

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2016/09/05/8

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.securityfocus.com/bid/92761

Source: cve@mitre.org

https://github.com/charybdis-ircd/charybdis/blob/charybdis-3.5.3/NEWS.md

Source: cve@mitre.org

Release NotesThird Party Advisory

https://github.com/charybdis-ircd/charybdis/commit/818a3fda944b26d4814132cee14cfda4ea4aa824

Source: cve@mitre.org

Issue TrackingPatch

http://www.debian.org/security/2016/dsa-3661