USN-4735-1

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    USN-4735-1

    Published: 15 Feb 2021Last Modified: 22 Apr 2026

    Summary: postgresql-12 vulnerability

    Details: Heikki Linnakangas discovered that PostgreSQL incorrectly leaked values of denied columns when handling certain errors. A remote attacker could possibly use this issue to obtain sensitive information.

    References: https://ubuntu.com/security/notices/USN-4735-1, https://ubuntu.com/security/CVE-2021-3393

    Affected packages

    Package

    Name: postgresql-12

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -12.6-0ubuntu0.20.04.1

    Affected versions

    12.0-1

    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
    USN-4735-1 | CVE-DB