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CVE-2016-7144

Date: January 18, 2017

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.

Language: C

Severity Score

Related Resources (7)

http://www.openwall.com/lists/oss-security/2016/09/04/3
https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766
https://nvd.nist.gov/vuln/detail/CVE-2016-7144
https://forums.unrealircd.org/viewtopic.php?f=1&t=8588
http://www.securityfocus.com/bid/92763
http://www.openwall.com/lists/oss-security/2016/09/05/8
https://www.mend.io/vulnerability-database/CVE-2016-7144

Severity Score

Weakness Type (CWE)

Authentication Issues

CWE-287

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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