Arbitrary Code Execution Affecting eslint-utils package, versions >=1.2.0 <1.4.1


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.36% (73rd percentile)

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  • Snyk ID SNYK-JS-ESLINTUTILS-460220
  • published 23 Aug 2019
  • disclosed 20 Aug 2019
  • credit Toru Nagashima

How to fix?

Upgrade eslint-utils to version 1.4.1 or higher.

Overview

eslint-utils is a package provides utility functions and classes for make ESLint custom rules.

Affected versions of this package are vulnerable to Arbitrary Code Execution. The getStaticValue does not properly sanitize user input allowing attackers to supply malicious input that executes arbitrary code during the linting process. The getStringIfConstant and getPropertyName functions are not affected.

CVSS Scores

version 3.1
Expand this section

Snyk

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