CVE-2020-7760 (High) detected in javascript-5.52.2.min.js, codemirror-5.52.2.min.js

[mend-bolt-for-github]

CVE-2020-7760 - High Severity Vulnerability

Vulnerable Libraries - javascript-5.52.2.min.js, codemirror-5.52.2.min.js

javascript-5.52.2.min.js

In-browser code editing made bearable

Library home page: https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/mode/javascript/javascript.min.js

Path to dependency file: /website/pages/playground/index.html

Path to vulnerable library: /website/pages/playground/index.html

Dependency Hierarchy:

• ❌ javascript-5.52.2.min.js (Vulnerable Library)

codemirror-5.52.2.min.js

In-browser code editing made bearable

Library home page: https://cdnjs.cloudflare.com/ajax/libs/codemirror/5.52.2/codemirror.min.js

Path to dependency file: /website/pages/playground/index.html

Path to vulnerable library: /website/pages/playground/index.html

Dependency Hierarchy:

• ❌ codemirror-5.52.2.min.js (Vulnerable Library)

Found in HEAD commit: 4bcfa0c3b57b624037b4ed29391d87f76e57a7f3

Found in base branch: master

Vulnerability Details

This affects the package codemirror before 5.58.2; the package org.apache.marmotta.webjars:codemirror before 5.58.2. The vulnerable regular expression is located in https://github.com/codemirror/CodeMirror/blob/cdb228ac736369c685865b122b736cd0d397836c/mode/javascript/javascript.jsL129. The ReDOS vulnerability of the regex is mainly due to the sub-pattern (s|/.?/)

Publish Date: 2020-10-30

URL: CVE-2020-7760

CVSS 3 Score Details (7.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7760

Release Date: 2020-10-30

Fix Resolution: codemirror - 5.58.2

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