CVE-2021-42550

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    CVE-2021-42550

    Published: 16 Dec 2021Last Modified: 8 Jul 2026

    Summary:

    Details: In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.

    References: http://logback.qos.ch/news.html, http://seclists.org/fulldisclosure/2022/Jul/11, https://cert-portal.siemens.com/productcert/pdf/ssa-371761.pdf, https://security.netapp.com/advisory/ntap-20211229-0001/, https://jira.qos.ch/browse/LOGBACK-1591, http://packetstormsecurity.com/files/167794/Open-Xchange-App-Suite-7.10.x-Cross-Site-Scripting-Command-Injection.html, https://github.com/cn-panda/logbackRceDemo

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    1.3.0-alpha0
    1.3.0-alpha10
    1.3.0-alpha2
    1.3.0-alpha3
    1.3.0-alpha4
    1.3.0-alpha5
    1.3.0-alpha6
    1.3.0-alpha7
    1.3.0-alpha8
    1.3.0-alpha9

    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-2021-42550 | CVE-DB