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Improper Authentication Affecting ruby2.3 package, versions <2.3.3-1+deb9u7

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-DEBIAN9-RUBY23-534968
  • published 13 Nov 2019
  • disclosed 26 Nov 2019
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Introduced: 13 Nov 2019

CVE-2019-16201 Open this link in a new tab
CWE-287 Open this link in a new tab

How to fix?

Upgrade Debian:9 ruby2.3 to version 2.3.3-1+deb9u7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby2.3 package and not the ruby2.3 package as distributed by Debian. See How to fix? for Debian:9 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.