An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method
:heavy_check_mark: This issue was automatically closed by Mend because the vulnerable library in the specific branch(es) was either marked as ignored or it is no longer part of the Mend inventory.
CVE-2021-43307 - Medium Severity Vulnerability
Vulnerable Library - semver-regex-3.1.3.tgz
Regular expression for matching semver versions
Library home page: https://registry.npmjs.org/semver-regex/-/semver-regex-3.1.3.tgz
Path to dependency file: /package.json
Path to vulnerable library: /node_modules/semver-regex/package.json
Dependency Hierarchy: - semantic-release-19.0.2.tgz (Root Library) - find-versions-4.0.0.tgz - :x: **semver-regex-3.1.3.tgz** (Vulnerable Library)
Found in HEAD commit: 339c233f38fb804a26d33861aeb9011ccea53d79
Found in base branch: main
Vulnerability Details
An exponential ReDoS (Regular Expression Denial of Service) can be triggered in the semver-regex npm package, when an attacker is able to supply arbitrary input to the test() method
Publish Date: 2022-06-02
URL: CVE-2021-43307
CVSS 3 Score Details (5.9)
Base Score Metrics: - Exploitability Metrics: - Attack Vector: Network - Attack Complexity: High - 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://research.jfrog.com/vulnerabilities/semver-regex-redos-xray-211349/
Release Date: 2021-11-03
Fix Resolution: semver-regex - 3.1.4,4.0.3
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