UBUNTU-CVE-2021-42392

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    UBUNTU-CVE-2021-42392

    Published: 10 Jan 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2021-42392

    Summary:

    Details: The org.h2.util.JdbcUtils.getConnection method of the H2 database takes as parameters the class name of the driver and URL of the database. An attacker may pass a JNDI driver name and a URL leading to a LDAP or RMI servers, causing remote code execution. This can be exploited through various attack vectors, most notably through the H2 Console which leads to unauthenticated remote code execution.

    References: https://ubuntu.com/security/CVE-2021-42392, https://github.com/h2database/h2database/security/advisories/GHSA-h376-j262-vhq6, https://jfrog.com/blog/the-jndi-strikes-back-unauthenticated-rce-in-h2-database-console/, https://ubuntu.com/security/notices/USN-5365-1, https://www.cve.org/CVERecord?id=CVE-2021-42392, https://ubuntu.com/security/notices/USN-6834-1

    Affected packages

    Package

    Name: h2database

    Purl: pkg:deb/ubuntu/[email protected]~esm1?arch=source&distro=esm-apps/xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.4.191-1ubuntu0.1~esm1

    Affected versions

    1.4.185-1
    1.4.185-2
    1.4.190-1
    1.4.191-1

    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-2021-42392 | CVE-DB