Advisory Published

ZDI-22-420: (Pwn2Own) Cisco RV340 utility-ping-request Insecure Temporary File Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Cisco RV340 routers. 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 utility-ping-request script. The issue results from the creation of a temporary file with insecure permissions. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.

Affected SoftwareAffected VersionHow to fix
Cisco RV340

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