USN-5354-2

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    USN-5354-2

    Published: 5 May 2022Last Modified: 29 Jun 2026

    Summary: twisted vulnerability

    Details: USN-5354-1 fixed vulnerabilities in Twisted. This update provides the corresponding updates for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 22.04 LTS. Original advisory details: It was discovered that Twisted incorrectly processed SSH handshake data on connection establishments. A remote attacker could use this issue to cause Twisted to crash, resulting in a denial of service. (CVE-2022-21716)

    References: https://ubuntu.com/security/notices/USN-5354-2, https://ubuntu.com/security/CVE-2022-21716

    Affected packages

    Package

    Name: twisted

    Purl: pkg:deb/ubuntu/twisted?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -13.2.0-1ubuntu1.2+esm2

    Affected versions

    13.0.0-1ubuntu1

    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
    USN-5354-2 | CVE-DB