Use of a Broken or Risky Cryptographic Algorithm Affecting gnutls package, versions <0:3.3.29-8.el7


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.4% (75th percentile)

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  • Snyk IDSNYK-CENTOS7-GNUTLS-2106035
  • published26 Jul 2021
  • disclosed21 Aug 2018

Introduced: 21 Aug 2018

CVE-2018-10844  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade Centos:7 gnutls to version 0:3.3.29-8.el7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnutls package and not the gnutls package as distributed by Centos. See How to fix? for Centos:7 relevant fixed versions and status.

It was found that the GnuTLS implementation of HMAC-SHA-256 was vulnerable to a Lucky thirteen style attack. Remote attackers could use this flaw to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data using crafted packets.

CVSS Scores

version 3.1