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ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.
CVE-2021-27292 - High Severity Vulnerability
Vulnerable Library - ua-parser-js-0.7.18.tgz
Lightweight JavaScript-based user-agent string parser
Library home page: https://registry.npmjs.org/ua-parser-js/-/ua-parser-js-0.7.18.tgz
Dependency Hierarchy:
Found in HEAD commit: 01719cf04fd7c129bd717b07454cfe760bae182e
Vulnerability Details
ua-parser-js >= 0.7.14, fixed in 0.7.24, uses a regular expression which is vulnerable to denial of service. If an attacker sends a malicious User-Agent header, ua-parser-js will get stuck processing it for an extended period of time.
Publish Date: 2021-03-17
URL: CVE-2021-27292
CVSS 3 Score Details (7.5)
Base Score Metrics:
Suggested Fix
Type: Upgrade version
Release Date: 2021-03-17
Fix Resolution: ua-parser-js - 0.7.24
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