CVE-2016-7143

8.1 HIGH

Published: September 21, 2016 Modified: May 06, 2026

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

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 List Third Party Advisory

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

Source: cve@mitre.org

Mailing List Third 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 Notes Third Party Advisory

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

Source: cve@mitre.org

Issue Tracking Patch

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