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Arbitrary Command Execution Affecting psych package, versions <2.0.0

Severity

 Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

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  • Snyk ID SNYK-RUBY-PSYCH-20346
  • published 13 Mar 2017
  • disclosed 12 Jan 2013
  • credit Unknown
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Introduced: 12 Jan 2013

CVE NOT AVAILABLE CWE-94 Open this link in a new tab

How to fix?

Upgrade psych to version 2.0.0 or higher.

Overview

psych is a YAML parser and emitter. Psych leverages libyaml for its YAML parsing and emitting capabilities.

Affected versions of the package are vulnerable to Arbitrary Command Execution.

CVSS Scores

version 3.1
Expand this section

Snyk

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