## CVE-2021-3807 - Medium Severity Vulnerability

Vulnerable Libraries - ansi-regex-2.1.1.tgz, ansi-regex-5.0.0.tgz

ansi-regex-2.1.1.tgz

Regular expression for matching ANSI escape codes

Library home page: https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz

Path to dependency file: react-accordion-ts/demo/package.json

Path to vulnerable library: react-accordion-ts/demo/node_modules/ansi-regex/package.json

Dependency Hierarchy: - parcel-2.0.0-rc.0.tgz (Root Library) - config-default-2.0.0-rc.0.tgz - transformer-postcss-2.0.0-rc.0.tgz - css-modules-loader-core-1.1.0.tgz - postcss-6.0.1.tgz - chalk-1.1.3.tgz - strip-ansi-3.0.1.tgz - :x: **ansi-regex-2.1.1.tgz** (Vulnerable Library)

ansi-regex-5.0.0.tgz

Regular expression for matching ANSI escape codes

Library home page: https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.0.tgz

Path to dependency file: react-accordion-ts/demo/package.json

Path to vulnerable library: react-accordion-ts/demo/node_modules/ansi-regex/package.json,react-accordion-ts/node_modules/ansi-regex/package.json

Dependency Hierarchy: - parcel-2.0.0-rc.0.tgz (Root Library) - reporter-cli-2.0.0-rc.0.tgz - strip-ansi-6.0.0.tgz - :x: **ansi-regex-5.0.0.tgz** (Vulnerable Library)

Found in HEAD commit: c610308bee75c27d19048d45f0eca3bec3a9ffbe

Found in base branch: master

Vulnerability Details

ansi-regex is vulnerable to Inefficient Regular Expression Complexity

Publish Date: 2021-09-17

URL: CVE-2021-3807

CVSS 3 Score Details (5.5)

Base Score Metrics: - Exploitability Metrics: - Attack Vector: N/A - Attack Complexity: N/A - Privileges Required: N/A - User Interaction: N/A - Scope: N/A - Impact Metrics: - Confidentiality Impact: N/A - Integrity Impact: N/A - Availability Impact: N/A

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://huntr.dev/bounties/5b3cf33b-ede0-4398-9974-800876dfd994/

Release Date: 2021-09-17

Fix Resolution: ansi-regex - 5.0.1,6.0.1

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CVE-2021-3807 (Medium) detected in ansi-regex-2.1.1.tgz, ansi-regex-5.0.0.tgz #453

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