UBUNTU-CVE-2024-27355

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    UBUNTU-CVE-2024-27355

    Published: 1 Mar 2024Last Modified: 6 Oct 2026
    Upstream:
    CVE-2024-27355

    Summary:

    Details: An issue was discovered in phpseclib 1.x before 1.0.23, 2.x before 2.0.47, and 3.x before 3.0.36. When processing the ASN.1 object identifier of a certificate, a sub identifier may be provided that leads to a denial of service (CPU consumption for decodeOID).

    References: https://ubuntu.com/security/CVE-2024-27355, https://github.com/phpseclib/phpseclib/commit/e32531001b4d62c66c3d824ccef54ffad835eb59, https://www.cve.org/CVERecord?id=CVE-2024-27355, https://ubuntu.com/security/notices/USN-7404-1, https://ubuntu.com/security/notices/USN-8769-1

    Affected packages

    Package

    Name: php-phpseclib

    Purl: pkg:deb/ubuntu/php-phpseclib?arch=source&distro=esm-apps%2Ffocal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.0.23-2ubuntu0.1~esm2

    Affected versions

    2.0.21-2
    2.0.23-2

    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-2024-27355 | CVE-DB