QID 356636

Date Published: 2023-11-09

QID 356636: Amazon Linux Security Advisory for open-vm-tools : ALAS2023-2023-423

Vmware tools contains a saml token signature bypass vulnerability.
A malicious actor that has been granted guest operation privileges https://docs.vmware.com/en/vmware-vsphere/8.0/vsphere-security/guid-6a952214-0e5e-4ccf-9d2a-90948ff643ec.html in a target virtual machine may be able to elevate their privileges if that target virtual machine has been assigned a more privileged guest alias https://vdc-download.vmware.com/vmwb-repository/dcr-public/d1902b0e-d479-46bf-8ac9-cee0e31e8ec0/07ce8dbd-db48-4261-9b8f-c6d3ad8ba472/vim.vm.guest.aliasmanager.html . (
( CVE-2023-34058) open-vm-tools contains a file descriptor hijack vulnerability in the vmware-user-suid-wrapper.
A malicious actor with non-root privileges may be able to hijack the /dev/uinput file descriptor allowing them to simulate user inputs. (
( CVE-2023-34059)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as High - 7.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2023-2023-423 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356636

    CVE-2023-34059 | CVE-2023-34058 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2023-2023-423 amazon linux 2023 URL Logo alas.aws.amazon.com/AL2023/ALAS-2023-423.html
    By selecting these links, you may be leaving CVEreport webspace. We have provided these links to other websites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other websites that are more appropriate for your purpose. CVEreport does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, CVEreport does not endorse any commercial products that may be mentioned on these sites. Please address comments about any linked pages to [email protected].