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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Low: open-vm-tools security and bug fix update
Advisory ID:       RHSA-2023:3944-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2023:3944
Issue date:        2023-06-29
CVE Names:         CVE-2023-20867 
=====================================================================

1. Summary:

An update for open-vm-tools is now available for Red Hat Enterprise Linux
7.

Red Hat Product Security has rated this update as having a security impact
of Low. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

The Open Virtual Machine Tools are the open source implementation of the
VMware Tools. They are a set of guest operating system virtualization
components that enhance performance and user experience of virtual
machines.

Security Fix(es):

* open-vm-tools: authentication bypass vulnerability in the vgauth module
(CVE-2023-20867)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Bug Fix(es):

* [ESXi] [RHEL7] vmtoolsd task is blocked in the uninterruptible state
while attempting to delete (unlink) the file 'quiesce_manifest.xml'
(BZ#1880404)

* [ESXi][RHEL7.9][open-vm-tools] Snapshot of the RHEL7 guest on the VMWare
ESXi hypervisor failed vm hangs (BZ#1994590)

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1994590 - [ESXi][RHEL7.9][open-vm-tools] Snapshot of the RHEL7 guest on the VMWare ESXi hypervisor failed vm hangs
2213087 - CVE-2023-20867 open-vm-tools: authentication bypass vulnerability in the vgauth module

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
open-vm-tools-11.0.5-3.el7_9.6.src.rpm

x86_64:
open-vm-tools-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-desktop-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-devel-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-test-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
open-vm-tools-11.0.5-3.el7_9.6.src.rpm

x86_64:
open-vm-tools-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-desktop-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

x86_64:
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-devel-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-test-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
open-vm-tools-11.0.5-3.el7_9.6.src.rpm

x86_64:
open-vm-tools-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-desktop-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

x86_64:
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-devel-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-test-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
open-vm-tools-11.0.5-3.el7_9.6.src.rpm

x86_64:
open-vm-tools-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-desktop-11.0.5-3.el7_9.6.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
open-vm-tools-debuginfo-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-devel-11.0.5-3.el7_9.6.x86_64.rpm
open-vm-tools-test-11.0.5-3.el7_9.6.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2023-20867
https://access.redhat.com/security/updates/classification/#low

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2023 Red Hat, Inc.
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