CVE-2016-7144

8.1 HIGH

Published: January 18, 2017 Modified: May 13, 2026

Description

The m_authenticate function in modules/m_sasl.c in UnrealIRCd before 3.2.10.7 and 4.x before 4.0.6 allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted AUTHENTICATE parameter.

AI Explanation

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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.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/92763

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://forums.unrealircd.org/viewtopic.php?f=1&t=8588

Source: cve@mitre.org

Vendor Advisory

https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766

Source: cve@mitre.org

Patch

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