CVE-2016-7144

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.

Category

8.1
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.39% Top 20%
Vendor Advisory unrealircd.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/unrealircd/unrealircd/commit/f473e355e1dc422c4f019dbf86bc50ba1a34a766 patch
https://forums.unrealircd.org/viewtopic.php?f=1&t=8588 vendor advisory
http://www.securityfocus.com/bid/92763 vdb entry third party advisory
http://www.openwall.com/lists/oss-security/2016/09/05/8 third party advisory mailing list
http://www.openwall.com/lists/oss-security/2016/09/04/3 third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2016-7144?
CVE-2016-7144 has been scored as a high severity vulnerability.
How to fix CVE-2016-7144?
To fix CVE-2016-7144, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-7144 being actively exploited in the wild?
It is possible that CVE-2016-7144 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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