ZDI-CAN-16134: Parallels Access Agent Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Access Agent. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Parallels service. By creating a symbolic link, an attacker can abuse the service to execute a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.

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• agent/references
• agent/softwarecombine
• collector/zdi-advisory
• source/ZDI
• alias/ZDI-22-947
• alias/ZDI-CAN-16134
• alias/CVE-2022-34899
• agent/software-canonical-lookup
• agent/title
• agent/severity
• agent/type
• agent/event
• agent/description
• agent/tags
• vendor/parallels
• canonical/parallels access