CVE-2021-23382 (Medium) detected in postcss-7.0.17.tgz, postcss-6.0.1.tgz

[mend-bolt-for-github]

CVE-2021-23382 - Medium Severity Vulnerability

Vulnerable Libraries - postcss-7.0.17.tgz, postcss-6.0.1.tgz

postcss-7.0.17.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-7.0.17.tgz

Path to dependency file: typescript-tools/package.json

Path to vulnerable library: typescript-tools/node_modules/@reshadow/postcss/node_modules/postcss/package.json

Dependency Hierarchy:

• reshadow-0.0.1-alpha.80.tgz (Root Library)
  • postcss-0.0.1-alpha.80.tgz
    • ❌ postcss-7.0.17.tgz (Vulnerable Library)

postcss-6.0.1.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-6.0.1.tgz

Path to dependency file: typescript-tools/package.json

Path to vulnerable library: typescript-tools/node_modules/css-modules-loader-core/node_modules/postcss/package.json

Dependency Hierarchy:

• reshadow-0.0.1-alpha.80.tgz (Root Library)
  • babel-0.0.1-alpha.80.tgz
    • css-modules-loader-core-1.1.0.tgz
      • ❌ postcss-6.0.1.tgz (Vulnerable Library)

Found in HEAD commit: 2c79c88141598f197f0252df0241c9220b987f2b

Found in base branch: master

Vulnerability Details

The package postcss before 8.2.13 are vulnerable to Regular Expression Denial of Service (ReDoS) via getAnnotationURL() and loadAnnotation() in lib/previous-map.js. The vulnerable regexes are caused mainly by the sub-pattern /*\s* sourceMappingURL=(.*).

Publish Date: 2021-04-26

URL: CVE-2021-23382

CVSS 3 Score Details (5.3)

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: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23382

Release Date: 2021-04-26

Fix Resolution: postcss - 8.2.13

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[github-actions]

👋 Thanks for reporting!

[github-actions]

This issue is potentially a duplicate of one of the following issues:

• [CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz #2112] CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz (81.43%)

[github-actions]

Sorry, friend. As far as this ol' bot can tell, your issue does not properly use one of this repo's available issue templates. Please try again, if you like. (And if I'm confused, please let us know. 😬)

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[github-actions]

This old thread has been automatically locked. If you think you have found something related to this, please open a new issue by following the issue guide (https://github.com/AlexRogalskiy/typescript-tools/blob/master/.github/ISSUE_TEMPLATE/bug_report.md), and link to this old issue if necessary.