CVE-2019-1843 Cisco RV110W, RV130W, and RV215W Routers Management Interface Denial of Service Vulnerability
Unauthenticated remote attackers can cause a reload of Cisco RV series routers via malicious HTTP requests, resulting in a denial of service.
- 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-2019-1843?
CVE-2019-1843 is a high-severity denial of service vulnerability in Cisco Rv110w Firmware, published on 20 Jun 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A vulnerability in the web-based management interface of the Cisco RV110W Wireless-N VPN Firewall, Cisco RV130W Wireless-N Multifunction VPN Router, and Cisco RV215W Wireless-N VPN Router could allow an unauthenticated, remote attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of user-supplied data in the web-based management interface. An attacker could exploit this vulnerability by sending malicious HTTP requests to a targeted device. A successful exploit could allow the attacker to reload the device and causing a DoS condition.
Weakness: CWE-20
Which versions are affected by CVE-2019-1843?
It affects 3 products.
Products include Cisco Rv110w Firmware, Cisco Rv130w Firmware, Cisco Rv215w Firmware.
How do I fix CVE-2019-1843?
No fix has been published for CVE-2019-1843 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2019-1843 being exploited?
There is no known exploitation of CVE-2019-1843 in the wild and no public exploit code.
Other vulnerabilities in Cisco Rv110w Firmware
- CVE-2022-20825 Command injection in Cisco Small Business RV Series Router Firmware
- CVE-2021-1459 Command injection in Cisco Small Business RV Series Router Firmware
- CVE-2020-3144 Cisco RV110W, RV130, RV130W, and RV215W Routers Authentication Bypass Vulnerability
- CVE-2019-1663 Cisco RV110W, RV130W, and RV215W Routers Management Interface Remote Command Execution Vulnerability
- CVE-2018-0425 Cisco RV110W, RV130W, and RV215W Routers Management Interface Information Disclosure Vulnerability
Sources
Also known as GHSA-xph6-fh8h-64hj.