CVE-2022-20709: (Pwn2Own) Cisco RV340 NGINX Missing Authentication Information Disclosure 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 network-adjacent attackers to disclose sensitive information on affected installations of Cisco RV340 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the NGINX web server. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to disclose stored web session tokens, leading to further compromise.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2022-20709?
CVE-2022-20709 is a vulnerability that allows network-adjacent attackers to disclose sensitive information on affected installations of Cisco RV340 routers.
How severe is the CVE-2022-20709 vulnerability?
The severity of CVE-2022-20709 is rated as critical with a score of 7.5.
Which Cisco products are affected by the CVE-2022-20709 vulnerability?
The Cisco RV340, Cisco RV340 Firmware, Cisco Rv340w Firmware, Cisco Rv345 Firmware, and Cisco Rv345p Firmware are affected by the CVE-2022-20709 vulnerability.
Is authentication required to exploit the CVE-2022-20709 vulnerability?
No, authentication is not required to exploit the CVE-2022-20709 vulnerability.
How can I fix the CVE-2022-20709 vulnerability?
To fix the CVE-2022-20709 vulnerability, it is recommended to update to a patched version of the affected Cisco RV340 routers or firmware.