Arbitrary Argument Injection Affecting rubygem-psych package, versions <0:3.0.2-105.module+el8.1.0+3656+f80bfa1d


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.2% (59th percentile)

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  • Snyk ID SNYK-CENTOS8-RUBYGEMPSYCH-1976190
  • published 26 Jul 2021
  • disclosed 5 Mar 2019

How to fix?

Upgrade Centos:8 rubygem-psych to version 0:3.0.2-105.module+el8.1.0+3656+f80bfa1d or higher.

NVD Description

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

An issue was discovered in RubyGems 2.6 and later through 3.0.2. The gem owner command outputs the contents of the API response directly to stdout. Therefore, if the response is crafted, escape sequence injection may occur.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    High
  • Availability (A)
    None