UBUNTU-CVE-2023-1672

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    UBUNTU-CVE-2023-1672

    Published: 11 Jul 2023Last Modified: 4 Feb 2026
    Upstream:
    CVE-2023-1672
    Aliases:
    USN-6489-1

    Summary:

    Details: A race condition exists in the Tang server functionality for key generation and key rotation. This flaw results in a small time window where Tang private keys become readable by other processes on the same host.

    References: https://ubuntu.com/security/CVE-2023-1672, https://seclists.org/oss-sec/2023/q2/231, https://github.com/latchset/tang/pull/123/commits/05b12d14f7945b898235558af0bbaa43c582ccdd, https://www.cve.org/CVERecord?id=CVE-2023-1672, https://ubuntu.com/security/notices/USN-6489-1

    Affected packages

    Package

    Name: tang

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -6-1ubuntu0.1~esm1

    Affected versions

    6-1

    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-2023-1672 | CVE-DB