CVE-2022-20799 Cisco Small Business RV Series Routers Command Injection Vulnerabilities
Authenticated administrators can inject arbitrary commands on Cisco Small Business RV Series Routers, leading to remote code execution on the underlying Linux OS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-20799?
CVE-2022-20799 is a medium-severity command injection vulnerability in Cisco Small Business RV Series Router Firmware, published on 4 May 2022. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to inject and execute arbitrary commands on the underlying operating system of an affected device. These vulnerabilities are due to insufficient validation of user-supplied input. An attacker could exploit these vulnerabilities by sending malicious input to an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux operating system of the affected device. To exploit these vulnerabilities, an attacker would need to have valid Administrator credentials on the affected device.
Which versions are affected by CVE-2022-20799?
It affects 4 products.
Products include Cisco Rv340 Firmware, Cisco Rv340w Firmware, Cisco Rv345 Firmware, Cisco Rv345p Firmware.
How do I fix CVE-2022-20799?
No fix has been published for CVE-2022-20799 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2022-20799 being exploited?
There is no known exploitation of CVE-2022-20799 in the wild and no public exploit code.
Other vulnerabilities in Cisco Small Business RV Series Router Firmware
- CVE-2022-20699 Cisco Small Business RV Series Routers Stack-based Buffer Overflow
- CVE-2022-20701 Cisco Small Business RV Series Routers Stack-based Buffer Overflow
- CVE-2022-20708 Cisco Small Business RV Series Routers Stack-based Buffer Overflow
- CVE-2022-20707 Cisco Small Business RV Series Routers Vulnerabilities
- CVE-2022-20709 Cisco Small Business RV Series Routers Vulnerabilities
Sources
Also known as GHSA-6m4r-6x5q-4gv6.