CVE-2022-23959

    Dashboard / Vulnerabilities / CVE-2022-23959

    CVE-2022-23959

    Published: 26 Jan 2022Last Modified: 12 Aug 2026

    Summary:

    Details: In Varnish Cache before 6.6.2 and 7.x before 7.0.2, Varnish Cache 6.0 LTS before 6.0.10, and and Varnish Enterprise (Cache Plus) 4.1.x before 4.1.11r6 and 6.0.x before 6.0.9r4, request smuggling can occur for HTTP/1 connections.

    References: https://docs.varnish-software.com/security/VSV00008/, https://varnish-cache.org/security/VSV00008.html, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23959.json, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UMMDMQWNAE3BTSZUHXQHVAMZC5TLHLYT/, https://nvd.nist.gov/vuln/detail/CVE-2022-23959, https://www.debian.org/security/2022/dsa-5088, https://lists.debian.org/debian-lts-announce/2022/02/msg00014.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 454733b82a3279a1603516b4f0a07f8bad4bcd55
    Fixed -9b5f68e19ca0ab60010641e305fd12822f18d42c

    Affected versions

    varnish-7.0.1
    varnish-7.0.0

    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
    CVE-2022-23959 | CVE-DB