USN-6463-2

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    USN-6463-2

    Published: 6 Dec 2023Last Modified: 25 Jun 2026

    Summary: open-vm-tools vulnerabilities

    Details: USN-6463-1 fixed vulnerabilities in Open VM Tools. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker with Guest Operations privileges could possibly use this issue to elevate their privileges. (CVE-2023-34058) Matthias Gerstner discovered that Open VM Tools incorrectly handled file descriptors when dropping privileges. A local attacker could possibly use this issue to hijack /dev/uinput and simulate user inputs. (CVE-2023-34059)

    References: https://ubuntu.com/security/notices/USN-6463-2, https://ubuntu.com/security/CVE-2023-34058, https://ubuntu.com/security/CVE-2023-34059

    Affected packages

    Package

    Name: open-vm-tools

    Purl: pkg:deb/ubuntu/open-vm-tools?arch=source&distro=esm-infra%2Fxenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:10.2.0-3~ubuntu0.16.04.1+esm4

    Affected versions

    2:9.10.2-2822639-1ubuntu3

    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-6463-2 | CVE-DB