GHSA-pvrw-g6fx-mcx2

    Dashboard / Vulnerabilities / GHSA-pvrw-g6fx-mcx2

    GHSA-pvrw-g6fx-mcx2

    Published: 6 Jul 2023Last Modified: 8 Nov 2023

    Summary: is_js vulnerable to Regular Expression Denial of Service

    Details: is.js is a general-purpose check library. Versions 0.9.0 and prior contain one or more regular expressions that are vulnerable to Regular Expression Denial of Service (ReDoS). is.js uses a regex copy-pasted from a gist to validate URLs. Trying to validate a malicious string can cause the regex to loop "forever." This vulnerability was found using a CodeQL query which identifies inefficient regular expressions. is.js has no patch for this issue.

    References: https://nvd.nist.gov/vuln/detail/CVE-2020-26302, https://github.com/arasatasaygin/is.js/issues/320, https://github.com/arasatasaygin/is.js, https://securitylab.github.com/advisories/GHSL-2020-295-redos-is.js

    Affected packages

    Package

    Name: is_js

    Purl: pkg:npm/is_js

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -None

    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
    GHSA-pvrw-g6fx-mcx2 | CVE-DB