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CVE-2015-2091
The authentication hook (mgs_hook_authz) in mod-gnutls 0.5.10 and earlier does not validate client certificates when "GnuTLSClientVerify…
Medium5.0EPSS 3.3%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 3.3% · top 12% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (4)
- GLSA-201709-04 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-3177 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=578663 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://issues.outoforder.cc/view.php?id=93 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .