CVE-2021-23368 (Medium) detected in postcss-7.0.35.tgz #91

CVE-2021-23368 - Medium Severity Vulnerability

<details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/vulnerability_details.png&#39; width=19 height=20> Vulnerable Library - <b>postcss-7.0.35.tgz</b></p></summary>

<p>Tool for transforming styles with JS plugins</p> <p>Library home page: <a href="https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz">https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz</a></p> <p>Path to dependency file: github-pages-vuepress/package.json</p> <p>Path to vulnerable library: github-pages-vuepress/node_modules/postcss/package.json</p> <p>

Dependency Hierarchy:

• vuepress-1.8.2.tgz (Root Library)
  • core-1.8.2.tgz
    • autoprefixer-9.8.6.tgz
      • :x: postcss-7.0.35.tgz (Vulnerable Library)

        <p>Found in HEAD commit: <a href="https://github.com/scriptex/github-pages-vuepress/commit/11916a86fc773e22b4cf6203c9893fad338cb512">11916a86fc773e22b4cf6203c9893fad338cb512</a></p> <p>Found in base branch: <b>master</b></p> </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/medium_vul.png&#39; width=19 height=20> Vulnerability Details</summary> <p>

The package postcss from 7.0.0 and before 8.2.10 are vulnerable to Regular Expression Denial of Service (ReDoS) during source map parsing.

<p>Publish Date: 2021-04-12 <p>URL: <a href=https://vuln.whitesourcesoftware.com/vulnerability/CVE-2021-23368>CVE-2021-23368</a></p> </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/cvss3.png&#39; width=19 height=20> CVSS 3 Score Details (<b>5.3</b>)</summary> <p>

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

    </p> For more information on CVSS3 Scores, click <a href="https://www.first.org/cvss/calculator/3.0">here</a>. </p> </details> <p></p> <details><summary><img src='https://whitesource-resources.whitesourcesoftware.com/suggested_fix.png&#39; width=19 height=20> Suggested Fix</summary> <p>

<p>Type: Upgrade version</p> <p>Origin: <a href="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23368">https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23368</a></p> <p>Release Date: 2021-04-12</p> <p>Fix Resolution: postcss -8.2.10</p>

</p> </details> <p></p>

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