GHSA-fx7m-j728-mjw3

    Dashboard / Vulnerabilities / GHSA-fx7m-j728-mjw3

    GHSA-fx7m-j728-mjw3

    Published: 6 Mar 2019Last Modified: 8 Nov 2023

    Summary: uap-core Regular Expression Denial of Service issue

    Details: 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.)

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-20164, https://github.com/ua-parser/uap-core/issues/332, https://github.com/ua-parser/uap-core/commit/010ccdc7303546cd22b9da687c29f4a996990014, https://github.com/ua-parser/uap-core/commit/156f7e12b215bddbaf3df4514c399d683e6cdadc, https://github.com/ua-parser/uap-core, https://www.x41-dsec.de/lab/advisories/x41-2018-009-uaparser

    Affected packages

    Package

    Name: uap-core

    Purl: pkg:npm/uap-core

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -0.6.0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High