CVE-2015-2091

Description

The authentication hook (mgs_hook_authz) in mod-gnutls 0.5.10 and earlier does not validate client certificates when "GnuTLSClientVerify require" is set, which allows remote attackers to spoof clients via a crafted certificate.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.71% Top 30%
Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory outoforder.cc
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201709-04 vendor advisory
http://www.debian.org/security/2015/dsa-3177 vendor advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=578663
http://issues.outoforder.cc/view.php?id=93 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-2091?
CVE-2015-2091 has been scored as a medium severity vulnerability.
How to fix CVE-2015-2091?
To fix CVE-2015-2091, 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-2015-2091 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-2091 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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