GitHub Advisoryadvisory · npm

GHSA-fx7m-j728-mjw3 uap-core Regular Expression Denial of Service issue

MEDIUM Published 2019-03-06 Modified 2023-01-23 Official page ↗
Aliases
CVE-2018-20164
Ecosystem
npm
Packages
uap-core
Severity
Moderate
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weaknesses
CWE-185
Reviewed
2020-06-16

Affected packages

• npm uap-core: < 0.6.0 → fixed in 0.6.0

Description

An issue was discovered in regex.yaml (aka regexes.yaml) in UA-Parser UAP-Core before 0.6.0. A Regular Expression Denial of Service (ReDoS) issue allows remote attackers to overload a server by setting the User-Agent header in an HTTP(S) request to a value containing a long digit string. (The UAP-Core project contains the vulnerability, propagating to all implementations.)

Related

Alias · CVE (1)

  • CVE-2018-20164 An issue was discovered in regex.yaml (aka regexes.yaml) in UA-Parser UAP-Core before 0.6.0. vulnerability

Weakness · CWE (1)

  • CWE-185 Incorrect Regular Expression weakness

References