UBUNTU-CVE-2022-23121

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    UBUNTU-CVE-2022-23121

    Published: 21 Mar 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2022-23121
    Aliases:
    USN-6146-1

    Summary:

    Details: This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parse_entries function. The issue results from the lack of proper error handling when parsing AppleDouble entries. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15819. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Netatalk. Authentication is not required to exploit this vulnerability. The specific flaw exists within the parse_entries function. The issue results from the lack of proper error handling when parsing AppleDouble entries. An attacker can leverage this vulnerability to execute code in the context of root.]

    References: https://ubuntu.com/security/CVE-2022-23121, https://kb.cert.org/vince/comm/case/267/, https://sourceforge.net/p/netatalk/mailman/message/37628321/, https://ubuntu.com/security/notices/USN-6146-1, https://www.cve.org/CVERecord?id=CVE-2022-23121

    Affected packages

    Package

    Name: netatalk

    Purl: pkg:deb/ubuntu/[email protected]+esm1?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.2.2-1ubuntu2.2+esm1

    Affected versions

    2.2.2-1ubuntu1
    2.2.2-1ubuntu2
    2.2.2-1ubuntu2.2

    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-2022-23121 | CVE-DB