ALAS2-2023-2329

Related Vulnerabilities: CVE-2023-34058   CVE-2023-34059  

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)

ALAS2-2023-2329


Amazon Linux 2 Security Advisory: ALAS-2023-2329
Advisory Release Date: 2023-10-30 23:59 Pacific
Advisory Updated Date: 2023-11-01 22:22 Pacific
Severity: Important

Issue Overview:

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)


Affected Packages:

open-vm-tools


Issue Correction:
Run yum update open-vm-tools to update your system.

New Packages:
aarch64:
    open-vm-tools-12.3.0-1.amzn2.0.1.aarch64
    open-vm-tools-desktop-12.3.0-1.amzn2.0.1.aarch64
    open-vm-tools-sdmp-12.3.0-1.amzn2.0.1.aarch64
    open-vm-tools-devel-12.3.0-1.amzn2.0.1.aarch64
    open-vm-tools-test-12.3.0-1.amzn2.0.1.aarch64
    open-vm-tools-debuginfo-12.3.0-1.amzn2.0.1.aarch64

src:
    open-vm-tools-12.3.0-1.amzn2.0.1.src

x86_64:
    open-vm-tools-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-desktop-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-sdmp-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-salt-minion-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-devel-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-test-12.3.0-1.amzn2.0.1.x86_64
    open-vm-tools-debuginfo-12.3.0-1.amzn2.0.1.x86_64