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: b059a812dfc53da80e16f90a95f4e24adf7773ce

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]

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[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 #1958] CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz (81.43%)
• [CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz #1906] CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz (81.43%)
• [CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz #1857] CVE-2021-23368 (Medium) detected in postcss-7.0.17.tgz (81.43%)

[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.