Important
VMSA-2022-0012
7.3
2022-04-06
2022-04-06 (Initial Advisory)
CVE-2022-22962, CVE-2022-22964
VMware Horizon Client for Linux update addresses multiple vulnerabilities (CVE-2022-22962, CVE-2022-22964)
1. Impacted Products
- VMware Horizon Client for Linux
2. Introduction
Multiple vulnerabilities in VMware Horizon Client 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
Known Attack Vectors
A low-privileged malicious actor with local access to Horizon Client 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
Known Attack Vectors
A low-privileged malicious actor with local access to Horizon Client 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.
Response Matrix 3a, 3b
4. References
Fixed Version(s) and Release Notes:
VMware Horizon Client for Linux 2203
Downloads and Documentation:
Mitre CVE Dictionary Links:
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22962
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-22964
FIRST CVSSv3 Calculator:
CVE-2022-22962: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CVE-2022-22964: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
5. Change Log
2022-04-06 VMSA-2022-0012
Initial security advisory.
6. Contact
E-mail list for product security notifications and announcements:
https://lists.vmware.com/cgi-bin/mailman/listinfo/security-announce
This Security Advisory is posted to the following lists:
security-announce@lists.vmware.com
E-mail: security@vmware.com
PGP key at:
VMware Security Advisories
https://www.vmware.com/security/advisories
VMware Security Response Policy
https://www.vmware.com/support/policies/security_response.html
VMware Lifecycle Support Phases
https://www.vmware.com/support/policies/lifecycle.html
VMware Security & Compliance Blog
https://blogs.vmware.com/security
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