CVE-2022-20711: (Pwn2Own) Cisco RV340 NGINX Missing Authentication Information Disclosure Vulnerability
First published: Thu Feb 10 2022(Updated: )
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.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco RV340 | ||
| Cisco Rv340 Firmware | <=1.0.03.24 | |
| Cisco RV340 | ||
| Cisco Rv340w Firmware | <=1.0.03.24 | |
| Cisco Rv340w | ||
| Cisco Rv345 Firmware | <=1.0.03.24 | |
| Cisco Rv345 | ||
| Cisco Rv345p Firmware | <=1.0.03.24 | |
| Cisco Rv345p |
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Reference Links
Frequently Asked Questions
What is CVE-2022-20711?
CVE-2022-20711 is a vulnerability that allows network-adjacent attackers to disclose sensitive information on affected installations of Cisco RV340 routers.
Is authentication required to exploit CVE-2022-20711?
No, authentication is not required to exploit this vulnerability.
What is the severity of CVE-2022-20711?
CVE-2022-20711 has a severity rating of 9.8 (Critical).
Which versions of Cisco RV340 firmware are affected by CVE-2022-20711?
Cisco RV340 firmware up to and including version 1.0.03.24 are affected by this vulnerability.
How can I fix the CVE-2022-20711 vulnerability?
To fix the CVE-2022-20711 vulnerability, update the Cisco RV340 firmware to a version beyond 1.0.03.24.
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- collector/zdi-advisory
- source/ZDI
- alias/ZDI-22-416
- alias/ZDI-CAN-15892
- alias/CVE-2022-20709
- alias/CVE-2022-20711
- agent/software-canonical-lookup
- vendor/cisco
- canonical/cisco rv340 firmware
- version/cisco rv340 firmware/1.0.03.24
- canonical/cisco rv340
- canonical/cisco rv340w firmware
- version/cisco rv340w firmware/1.0.03.24
- canonical/cisco rv340w
- canonical/cisco rv345 firmware
- version/cisco rv345 firmware/1.0.03.24
- canonical/cisco rv345
- canonical/cisco rv345p firmware
- version/cisco rv345p firmware/1.0.03.24
- canonical/cisco rv345p