CVE-2021-23382 (Medium) detected in multiple libraries

[mend-for-github-com]

CVE-2021-23382 - Medium Severity Vulnerability

Vulnerable Libraries - postcss-5.2.18.tgz, postcss-6.0.23.tgz, postcss-7.0.14.tgz, postcss-7.0.35.tgz

postcss-5.2.18.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-5.2.18.tgz

Path to dependency file: jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/package.json

Path to vulnerable library: jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/node_modules/postcss/package.json

Dependency Hierarchy:

• cli-1.0.0-rc.0.tgz (Root Library)
  • autoprefixer-6.7.7.tgz
    • ❌ postcss-5.2.18.tgz (Vulnerable Library)

postcss-6.0.23.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-6.0.23.tgz

Path to dependency file: jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/package.json

Path to vulnerable library: jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/node_modules/postcss-modules-values/node_modules/postcss/package.json,jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/node_modules/postcss-modules-local-by-default/node_modules/postcss/package.json,jazz/core/jazz_ui/node_modules/postcss/package.json,jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/node_modules/postcss-modules-extract-imports/node_modules/postcss/package.json,jazz/core/jazz_ui/src/app/primary-components/daterange-picker/ng2-datepicker/node_modules/postcss-modules-scope/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss/package.json

Dependency Hierarchy:

• cli-1.7.4.tgz (Root Library)
  • ❌ postcss-6.0.23.tgz (Vulnerable Library)

postcss-7.0.14.tgz

Tool for transforming styles with JS plugins

Library home page: https://registry.npmjs.org/postcss/-/postcss-7.0.14.tgz

Path to dependency file: jazz/templates/angular-website-template/app/package.json

Path to vulnerable library: jazz/templates/angular-website-template/app/node_modules/postcss/package.json

Dependency Hierarchy:

• build-angular-0.13.10.tgz (Root Library)
  • ❌ postcss-7.0.14.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: jazz/templates/react-website-template/app/package.json

Path to vulnerable library: jazz/templates/react-website-template/app/node_modules/postcss-custom-selectors/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-reduce-transforms/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/css-prefers-color-scheme/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/cssnano-util-raw-cache/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-selector-not/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-image-set-function/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-media-minmax/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/css-declaration-sorter/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-calc/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-font-variant/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-nesting/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-selector-matches/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-dir-pseudo-class/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-svgo/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-double-position-gradients/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-color-rebeccapurple/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-env-function/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-place/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-convert-values/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-positions/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-page-break/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-whitespace/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-merge-longhand/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-flexbugs-fixes/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-initial/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-color-hex-alpha/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-loader/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/autoprefixer/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-minify-selectors/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-custom-media/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-charset/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-discard-empty/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-colormin/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-minify-font-values/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-timing-functions/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-gap-properties/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-overflow-shorthand/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-unique-selectors/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-attribute-case-insensitive/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-preset-env/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/css-has-pseudo/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-color-functional-notation/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-reduce-initial/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-lab-function/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-safe-parser/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-minify-gradients/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-pseudo-class-any-link/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-discard-overridden/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-display-values/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-unicode/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-custom-properties/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/cssnano-preset-default/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-string/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-replace-overflow-wrap/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-focus-within/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-logical/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-repeat-style/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-merge-rules/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/cssnano/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-normalize-url/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-color-gray/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/stylehacks/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/css-blank-pseudo/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-color-mod-function/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-discard-duplicates/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-focus-visible/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-minify-params/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-discard-comments/node_modules/postcss/package.json,jazz/templates/react-website-template/app/node_modules/postcss-ordered-values/node_modules/postcss/package.json

Dependency Hierarchy:

• react-scripts-2.1.8.tgz (Root Library)
  • postcss-safe-parser-4.0.1.tgz
    • ❌ postcss-7.0.35.tgz (Vulnerable Library)

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