Vulnerability CVE-2016-7142
Published: 2016-09-26

Description:
The m_sasl module in InspIRCd before 2.0.23, when used with a service that supports SASL_EXTERNAL authentication, allows remote attackers to spoof certificate fingerprints and consequently log in as another user via a crafted SASL message.

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Inspire ircd -> Inspircd 
Debian -> Debian linux 

 References:
http://www.debian.org/security/2016/dsa-3662
http://www.inspircd.org/2016/09/03/v2023-released.html
http://www.openwall.com/lists/oss-security/2016/09/04/3
http://www.openwall.com/lists/oss-security/2016/09/05/8
https://github.com/inspircd/inspircd/commit/74fafb7f11b06747f69f182ad5e3769b665eea7a
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