GHSA-85c5-ccm8-vr96

    Dashboard / Vulnerabilities / GHSA-85c5-ccm8-vr96

    GHSA-85c5-ccm8-vr96

    Published: 24 May 2022Last Modified: 8 Nov 2023

    Summary: mastercactapus proxyprotocol vulnerable to denial of service

    Details: headerv2.go in mastercactapus proxyprotocol before 0.0.2, as used in the mastercactapus caddy-proxyprotocol plugin through 0.0.2 for Caddy, allows remote attackers to cause a denial of service (webserver panic and daemon crash) via a crafted HAProxy PROXY v2 request with truncated source/destination address data.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-14243, https://github.com/mastercactapus/caddy-proxyprotocol/issues/8, https://github.com/mastercactapus/proxyprotocol/issues/1, https://github.com/mastercactapus/proxyprotocol/commit/5c4a101121fc3e868026189c7a73f7f19eef90ac, https://caddy.community/t/dos-in-http-proxyprotocol-plugin/6014, https://github.com/mastercactapus/proxyprotocol, https://github.com/mastercactapus/proxyprotocol/compare/ef496d7...5c4a101, https://github.com/mastercactapus/proxyprotocol/releases/tag/v0.0.2

    Affected packages

    Package

    Name: github.com/mastercactapus/proxyprotocol

    Purl: pkg:golang/github.com/mastercactapus/proxyprotocol

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -0.0.2

    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