Improper Certificate Validation Affecting gnupg package, versions *


low

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 1.04% (84th percentile)
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NVD
7.5 high
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Red Hat
6.5 medium
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SUSE
6.5 medium

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  • Snyk ID SNYK-UBUNTU1404-GNUPG-453251
  • published 24 Jul 2019
  • disclosed 29 Jun 2019

How to fix?

There is no fixed version for Ubuntu:14.04 gnupg.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gnupg package and not the gnupg package as distributed by Ubuntu. See How to fix? for Ubuntu:14.04 relevant fixed versions and status.

Interaction between the sks-keyserver code through 1.2.0 of the SKS keyserver network, and GnuPG through 2.2.16, makes it risky to have a GnuPG keyserver configuration line referring to a host on the SKS keyserver network. Retrieving data from this network may cause a persistent denial of service, because of a Certificate Spamming Attack.

References