CVE-2022-20710 Cisco Small Business RV Series Routers Vulnerabilities
Attackers can execute arbitrary code, elevate privileges, and cause denial of service on Cisco Small Business RV Series Routers via memory corruption flaws.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-20710?
CVE-2022-20710 is a critical memory corruption vulnerability in Cisco Small Business RV Series Router Firmware, published on 10 Feb 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2022-20710?
It affects 4 products.
Products include Cisco Rv340 Firmware, Cisco Rv340w Firmware, Cisco Rv345 Firmware, Cisco Rv345p Firmware.
How do I fix CVE-2022-20710?
No fix has been published for CVE-2022-20710 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-20710 being exploited?
There is no known exploitation of CVE-2022-20710 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-xxgm-h7pp-7g7v.