Vulnerability Description
Parallels Desktop Toolgate Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Toolgate component. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the current user on the host system. Was ZDI-CAN-18964.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Parallels | Parallels Desktop | < 18.1.1_\(53328\) |
Related Weaknesses (CWE)
References
- https://kb.parallels.com/125013Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-215/Third Party Advisory
- https://kb.parallels.com/125013Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-23-215/Third Party Advisory
FAQ
What is CVE-2023-27327?
CVE-2023-27327 is a vulnerability with a CVSS score of 7.5 (HIGH). Parallels Desktop Toolgate Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels D...
How severe is CVE-2023-27327?
CVE-2023-27327 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-27327?
Check the references section above for vendor advisories and patch information. Affected products include: Parallels Parallels Desktop.