USN-6307-1

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    USN-6307-1

    Published: 24 Aug 2023Last Modified: 27 Apr 2026

    Summary: cjose vulnerability

    Details: It was discovered that JOSE for C/C++ AES GCM decryption routine incorrectly uses the Tag length from the actual Authentication Tag provided in the JWE. An attacker could use this to cause a denial of service (system crash) or might expose sensitive information.

    References: https://ubuntu.com/security/notices/USN-6307-1, https://ubuntu.com/security/CVE-2023-37464

    Affected packages

    Package

    Name: cjose

    Purl: pkg:deb/ubuntu/[email protected]+dfsg1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.6.0+dfsg1-1ubuntu0.1~esm1

    Affected versions

    0.4.1-3ubuntu1

    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-6307-1 | CVE-DB