UBUNTU-CVE-2021-46853

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    UBUNTU-CVE-2021-46853

    Published: 3 Nov 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-46853
    Aliases:
    USN-7360-1

    Summary:

    Details: Alpine before 2.25 allows remote attackers to cause a denial of service (application crash) when LIST or LSUB is sent before STARTTLS.

    References: https://ubuntu.com/security/CVE-2021-46853, https://nostarttls.secvuln.info, https://bugs.gentoo.org/807613, https://nostarttls.secvuln.info/, https://www.cve.org/CVERecord?id=CVE-2021-46853, https://ubuntu.com/security/notices/USN-7360-1

    Affected packages

    Package

    Name: alpine

    Purl: pkg:deb/ubuntu/[email protected]+dfsg1-2ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.20+dfsg1-2ubuntu0.1~esm1

    Affected versions

    2.20+dfsg1-1

    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-2021-46853 | CVE-DB