VMware Workstation Tools Uncontrolled Search Path Element Local Privilege Escalation Vulnerability
Vulnerability Details
This vulnerability allows local attackers to escalate privileges on affected installations of VMware Workstation. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.
The specific flaw exists within the VGAuthService service. The issue results from the lack of proper validation of a user-supplied OpenSSL configuration file prior to using it. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
Additional Details
VMware has issued an update to correct this vulnerability. More details can be found at:
https://www.vmware.com/security/advisories/VMSA-2021-0013.html
Disclosure Timeline
- 2021-03-03 - Vulnerability reported to vendor
- 2021-06-23 - Coordinated public release of advisory
Credit
Zeeshan Shaikh (@bugzzzhunter) from NotSoSecure
