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kapseliboi / bui

‹b› Web components for creating applications – built by Blackstone Publishing using lit-html and lit-element
https://bui.js.org
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CVE-2021-23368 (Medium) detected in postcss-7.0.32.tgz, postcss-7.0.35.tgz #37

Open mend-bolt-for-github[bot] opened 2 years ago

mend-bolt-for-github[bot] commented 2 years ago

CVE-2021-23368 - Medium Severity Vulnerability

Vulnerable Libraries - postcss-7.0.32.tgz, postcss-7.0.35.tgz

postcss-7.0.32.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-7.0.32.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/purgecss/node_modules/postcss/package.json

Dependency Hierarchy: - parcel-bundler-1.12.5.tgz (Root Library) - htmlnano-0.2.9.tgz - purgecss-2.3.0.tgz - :x: **postcss-7.0.32.tgz** (Vulnerable Library)

postcss-7.0.35.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-7.0.35.tgz

Path to dependency file: /package.json

Path to vulnerable library: /node_modules/postcss-discard-duplicates/node_modules/postcss/package.json,/node_modules/stylehacks/node_modules/postcss/package.json,/node_modules/postcss-discard-comments/node_modules/postcss/package.json,/node_modules/postcss-calc/node_modules/postcss/package.json,/node_modules/postcss-reduce-transforms/node_modules/postcss/package.json,/node_modules/css-declaration-sorter/node_modules/postcss/package.json,/node_modules/postcss-normalize-url/node_modules/postcss/package.json,/node_modules/postcss-normalize-timing-functions/node_modules/postcss/package.json,/node_modules/postcss-reduce-initial/node_modules/postcss/package.json,/node_modules/postcss-minify-font-values/node_modules/postcss/package.json,/node_modules/postcss-minify-gradients/node_modules/postcss/package.json,/node_modules/postcss-normalize-unicode/node_modules/postcss/package.json,/node_modules/postcss-discard-overridden/node_modules/postcss/package.json,/node_modules/postcss-normalize-charset/node_modules/postcss/package.json,/node_modules/cssnano-preset-default/node_modules/postcss/package.json,/node_modules/postcss-unique-selectors/node_modules/postcss/package.json,/node_modules/postcss-minify-params/node_modules/postcss/package.json,/node_modules/postcss-normalize-repeat-style/node_modules/postcss/package.json,/node_modules/postcss-discard-empty/node_modules/postcss/package.json,/node_modules/postcss-minify-selectors/node_modules/postcss/package.json,/node_modules/postcss-normalize-string/node_modules/postcss/package.json,/node_modules/postcss-colormin/node_modules/postcss/package.json,/node_modules/postcss-ordered-values/node_modules/postcss/package.json,/node_modules/postcss-svgo/node_modules/postcss/package.json,/node_modules/postcss-merge-rules/node_modules/postcss/package.json,/node_modules/cssnano-util-raw-cache/node_modules/postcss/package.json,/node_modules/cssnano/node_modules/postcss/package.json,/node_modules/postcss-normalize-whitespace/node_modules/postcss/package.json,/node_modules/postcss-merge-longhand/node_modules/postcss/package.json,/node_modules/postcss-normalize-positions/node_modules/postcss/package.json,/node_modules/uncss/node_modules/postcss/package.json,/node_modules/parcel-bundler/node_modules/postcss/package.json,/node_modules/postcss-convert-values/node_modules/postcss/package.json,/node_modules/postcss-normalize-display-values/node_modules/postcss/package.json

Dependency Hierarchy: - parcel-bundler-1.12.5.tgz (Root Library) - :x: **postcss-7.0.35.tgz** (Vulnerable Library)

Found in HEAD commit: e8304e6335e5d45f5599a6dd9950348f734192b7

Found in base branch: master

Vulnerability Details

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.

Publish Date: 2021-04-12

URL: CVE-2021-23368

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-2021-23368

Release Date: 2021-04-12

Fix Resolution: postcss -8.2.10

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