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CVE-2014-1959

MEDIUM · CVSS 5.8EPSS 3.4%EU EUVD

lib/x509/verify.c in GnuTLS before 3.1.21 and 3.2.x before 3.2.11 treats version 1 X.509 certificates as intermediate CAs, which allows remote attackers to bypass intended restrictions by leveraging a X.509 V1 certificate from a trusted CA to issue new certificates.

Key facts

CVSS score
5.8 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE)
CWE-264
EPSS score
3.4% (89th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2014-2012)
Published
March 7, 2014
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2014-2012 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls
  • gnu / gnutls

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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