Use of a Broken or Risky Cryptographic Algorithm Affecting gnupg2 package, versions <2.2.4-1ubuntu1.3


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.11% (46th percentile)

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  • Snyk IDSNYK-UBUNTU1804-GNUPG2-541656
  • published25 Nov 2019
  • disclosed20 Mar 2020

Introduced: 25 Nov 2019

CVE-2019-14855  (opens in a new tab)
CWE-327  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 gnupg2 to version 2.2.4-1ubuntu1.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnupg2 package and not the gnupg2 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.

CVSS Scores

version 3.1