Cryptographic Issues Affecting gnutls package, versions [,2.8.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.13% (49th percentile)

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  • Snyk IDSNYK-UNMANAGED-GNUTLS-2374628
  • published26 Jan 2022
  • disclosed12 Aug 2009
  • creditUnknown

Introduced: 12 Aug 2009

CVE-2009-2730  (opens in a new tab)
CWE-310  (opens in a new tab)

How to fix?

Upgrade gnutls to version 2.8.2 or higher.

Overview

Affected versions of this package are vulnerable to Cryptographic Issues libgnutls in GnuTLS before 2.8.2 does not properly handle a '\0' character in a domain name in the subject's (1) Common Name (CN) or (2) Subject Alternative Name (SAN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.

References

CVSS Base Scores

version 3.1