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Fencer Intel
high 7.5

CVE-2015-0294 json

GnuTLS before 3.3.13 does not validate that the signature algorithms match when importing a certificate.

published 2020-01-27 6 y ago modified 2026-06-17 4 mo ago also EUVD-2015-0307

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 75%
public exploits
0
none known

Summary

GnuTLS before 3.3.13 does not validate that the signature algorithms match when importing a certificate.

Patch / fix

  • gnu gnutls 3.3.13
  • gnutls28 Debian 14, Debian 13, Debian 12 3.3.8-6

debian advisories DEBIAN-CVE-2015-0294

  • gnutls26 Ubuntu 14.04 LTS 2.12.23-12ubuntu2.2

ubuntu advisories UBUNTU-CVE-2015-0294

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • gnutls RHEL 6 2.8.5-18.el6
  • gnutls-guile RHEL 6 2.8.5-18.el6
  • gnutls-utils RHEL 6 2.8.5-18.el6

red hat advisories RHSA-2015:1457

  • gnutls SLES for SAP 12, SLES 12, SLED 12 +1 more 3.2.15-7.2

suse advisories SUSE-SU-2015:0735-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-0294 updated cvss 4.3

gnutls: certificate algorithm consistency checking issue

  • Red Hat Enterprise Linux 5 gnutls Red Hat Enterprise Linux 7 gnutls, gnutls-c++, gnutls-dane, gnutls-utils Red Hat Enterprise Virtualization 3 mingw-virt-viewer, mingw32-virt-viewer, mingw64-virt-viewer
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Desktop (v. 6) gnutls 2.8.5-18.el6, gnutls-utils 2.8.5-18.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) gnutls-guile 2.8.5-18.el6 Red Hat Enterprise Linux HPC Node (v. 6) gnutls 2.8.5-18.el6, gnutls-utils 2.8.5-18.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) gnutls-guile 2.8.5-18.el6 Red Hat Enterprise Linux Server (v. 6) gnutls 2.8.5-18.el6, gnutls-utils 2.8.5-18.el6 Red Hat Enterprise Linux Server Optional (v. 6) gnutls-guile 2.8.5-18.el6
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 6) gnutls 2.8.5-18.el6, gnutls-utils 2.8.5-18.el6 Red Hat Enterprise Linux Workstation Optional (v. 6) gnutls-guile 2.8.5-18.el6
    fixed: vendor fix RHSA-2015:1457

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:P/A:N

Affected products

  • GnuTLS GnuTLS

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.