Arbitrary Command Injection Affecting ruby package, versions <0:2.6.9-108.module+el8.5.0+13719+08a8ba32


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-CENTOS8-RUBY-1962717
  • published26 Jul 2021
  • disclosed2 May 2021

Introduced: 2 May 2021

CVE-2021-31799  (opens in a new tab)
CWE-77  (opens in a new tab)

How to fix?

Upgrade Centos:8 ruby to version 0:2.6.9-108.module+el8.5.0+13719+08a8ba32 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ruby package and not the ruby package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

In RDoc 3.11 through 6.x before 6.3.1, as distributed with Ruby through 3.0.1, it is possible to execute arbitrary code via | and tags in a filename.

CVSS Scores

version 3.1