CVE-2022-27647: (Pwn2Own) NETGEAR R6700v3 libreadycloud.so Command Injection Remote Code Execution Vulnerability
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 1.0.4.12010.0.91 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the name or email field provided to libreadycloud.so. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-15874.
Other sources
This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700v3 routers. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the handling of the name or email field provided to libreadycloud.so. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of root.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2022-27647?
CVE-2022-27647 has a high severity rating due to its potential to allow arbitrary code execution on affected NETGEAR routers.
How do I fix CVE-2022-27647?
To fix CVE-2022-27647, update your NETGEAR R6700v3 router firmware to the latest version provided by NETGEAR.
Who is affected by CVE-2022-27647?
CVE-2022-27647 affects installations of NETGEAR R6700v3 routers running vulnerable firmware versions.
Is authentication required to exploit CVE-2022-27647?
Yes, authentication is required to exploit CVE-2022-27647, but the existing mechanism can be bypassed.
What products are impacted by CVE-2022-27647?
The primary product impacted by CVE-2022-27647 is the NETGEAR R6700v3 router, among other NETGEAR routers listed in the vulnerability details.