CVE-2022-34899

Summary

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Access 6.5.4 (39316) 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. Was ZDI-CAN-16134.

Affected Software

Weaknesses

• CWE-367: CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

ADP Enrichment

CVE Program Container

Additional References

• https://www.zerodayinitiative.com/advisories/ZDI-22-947/
• https://kb.parallels.com/en/129010

References

• https://www.zerodayinitiative.com/advisories/ZDI-22-947/
• https://kb.parallels.com/en/129010

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