CVE-2021-33587 (High) detected in css-what-4.0.0.tgz

[mend-bolt-for-github[bot]]

CVE-2021-33587 - High Severity Vulnerability

Vulnerable Library - css-what-4.0.0.tgz

a CSS selector parser

Library home page: https://registry.npmjs.org/css-what/-/css-what-4.0.0.tgz

Path to dependency file: /net-emissions-token-network/package.json

Path to vulnerable library: /net-emissions-token-network/package.json

Dependency Hierarchy: - plugins-0.0.16.tgz (Root Library) - hardhat-truffle5-2.0.0.tgz - truffle-contract-4.2.23.tgz - debug-utils-4.2.14.tgz - chromafi-2.2.2.tgz - cheerio-1.0.0-rc.5.tgz - cheerio-select-tmp-0.1.1.tgz - :x: **css-what-4.0.0.tgz** (Vulnerable Library)

Found in HEAD commit: d388e16464e00b9ce84df0d247029f534a429b90

Found in base branch: main

Vulnerability Details

The css-what package 4.0.0 through 5.0.0 for Node.js does not ensure that attribute parsing has Linear Time Complexity relative to the size of the input.

Publish Date: 2021-05-28

URL: CVE-2021-33587

CVSS 3 Score Details (7.5)

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: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33587

Release Date: 2021-05-28

Fix Resolution (css-what): 5.0.1

Direct dependency fix Resolution (@eth-optimism/plugins): 0.0.17

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