USN-4495-1

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    USN-4495-1

    Published: 15 Sept 2020Last Modified: 29 May 2026

    Summary: Apache Log4j vulnerability

    Details: It was discovered that Apache Log4j does not properly deserialize untrusted data. An attacker could possibly use this issue to remotely execute arbitrary code. (CVE-2019-17571)

    References: https://ubuntu.com/security/notices/USN-4495-1, https://ubuntu.com/security/CVE-2019-17571

    Affected packages

    Package

    Name: apache-log4j1.2

    Purl: pkg:deb/ubuntu/apache-log4j1.2?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.2.17-8+deb10u1build0.18.04.1

    Affected versions

    1.2.17-7ubuntu2
    1.2.17-8

    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-4495-1 | CVE-DB