UBUNTU-CVE-2022-0711

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    UBUNTU-CVE-2022-0711

    Published: 2 Mar 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2022-0711
    Aliases:
    USN-5312-1

    Summary:

    Details: A flaw was found in the way HAProxy processed HTTP responses containing the "Set-Cookie2" header. This flaw could allow an attacker to send crafted HTTP response packets which lead to an infinite loop, eventually resulting in a denial of service condition. The highest threat from this vulnerability is availability.

    References: https://ubuntu.com/security/CVE-2022-0711, https://ubuntu.com/security/notices/USN-5312-1, https://www.cve.org/CVERecord?id=CVE-2022-0711

    Affected packages

    Package

    Name: haproxy

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.13-2ubuntu0.5

    Affected versions

    2.0.5-1
    2.0.8-1
    2.0.9-1
    2.0.10-1
    2.0.10-1ubuntu1
    2.0.11-1ubuntu1
    2.0.12-1ubuntu2
    2.0.13-1ubuntu2
    2.0.13-2
    2.0.13-2ubuntu0.1
    2.0.13-2ubuntu0.2
    2.0.13-2ubuntu0.3

    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
    UBUNTU-CVE-2022-0711 | CVE-DB