Use of a Broken or Risky Cryptographic Algorithm Affecting gnutls28 package, versions <3.5.19-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.4% (75th percentile)

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  • Snyk IDSNYK-DEBIAN10-GNUTLS28-340602
  • published25 Sept 2018
  • disclosed22 Aug 2018

Introduced: 22 Aug 2018

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

How to fix?

Upgrade Debian:10 gnutls28 to version 3.5.19-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnutls28 package and not the gnutls28 package as distributed by Debian. See How to fix? for Debian:10 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