Improper Authentication Affecting ruby2.5 package, versions <2.5.5-3+deb10u1


0.0
high

Snyk CVSS

    Attack Complexity Low
    Availability High

    Threat Intelligence

    EPSS 0.66% (80th percentile)
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NVD
7.5 high
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SUSE
6.5 medium
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Red Hat
7.5 high

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  • Snyk ID SNYK-DEBIAN10-RUBY25-534924
  • published 13 Nov 2019
  • disclosed 26 Nov 2019

How to fix?

Upgrade Debian:10 ruby2.5 to version 2.5.5-3+deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.5 package and not the ruby2.5 package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.