CVE-2022-20706: (Pwn2Own) Cisco RV340 Plug and Play Command Injection Remote Code Execution Vulnerability
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) For more information about these vulnerabilities, see the Details section of this advisory.
Other sources
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Cisco RV340 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of firmware updates. 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 CVE-2022-20706?
CVE-2022-20706 is a vulnerability that allows remote attackers to execute arbitrary code on affected installations of Cisco RV340 routers.
How severe is CVE-2022-20706?
CVE-2022-20706 has a severity rating of 9.8 (Critical).
Who is affected by CVE-2022-20706?
Users of Cisco RV340 routers with firmware version up to 1.0.03.24 are affected by CVE-2022-20706.
Is authentication required to exploit CVE-2022-20706?
No, authentication is not required to exploit CVE-2022-20706.
How can I fix CVE-2022-20706?
Cisco has released a security advisory with mitigation steps to fix CVE-2022-20706. Please refer to the reference links for more information.