VMware Horizon Client for Linux update addresses multiple vulnerabilities (CVE-2022-22962, CVE-2022-22964)

1. Impacted Products

• VMware Horizon Agent for Linux

2. Introduction

Multiple vulnerabilities in VMware Horizon Agent for Linux were privately reported to VMware. Updates are available to remediate these vulnerabilities in affected VMware products.

3a. User-controlled folder path customization privilege escalation vulnerability (CVE-2022-22962)

Description

VMware Horizon Agent for Linux contains a local privilege escalation vulnerability. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 7.3.

Known Attack Vectors

A low-privileged malicious actor with local access to Horizon Agent for Linux may be able to change the default shared folder location due to a vulnerable symbolic link. Successful exploitation can result in linking to a root owned file.

Resolution

To remediate CVE-2022-22962 apply the patches listed in the ‘Fixed Version’ column of the ‘Response Matrix’ found below.

Workarounds

None.

Additional Documentation

None.

Notes

None.

Acknowledgements

VMware would like to thank Jack Luketina for reporting this issue to us.

3b. User configurable agent privilege escalation vulnerability (CVE-2022-22964)

Description

VMware Horizon Agent for Linux contains a local privilege escalation vulnerability. VMware has evaluated the severity of this issue to be in the Important severity range with a maximum CVSSv3 base score of 7.3.

Known Attack Vectors

A low-privileged malicious actor with local access to Horizon Agent for Linux may be able to escalate privileges to root due to a vulnerable configuration file.

Resolution

To remediate CVE-2022-22964 apply the patches listed in the ‘Fixed Version’ column of the ‘Response Matrix’ found below.

Workarounds

None.

Additional Documentation

None.

Notes

None.

Acknowledgements

VMware would like to thank Jack Luketina for reporting this issue to us.