CVE-2022-20705

CRITICAL EXPLOITED

Cisco RV Series Routers - Auth Bypass and Command Injection

Title source: manual
STIX 2.1

Exploitation Summary

CVE-2022-20705 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including Biem Pham, Neterum, jbaines-r7, including a Metasploit module exploits/linux/http/cisco_rv340_lan.

AI-analyzed exploit summary This Metasploit module exploits CVE-2022-20705 (authentication bypass) and CVE-2022-20707 (command injection) in Cisco RV Series routers. It leverages a session ID directory traversal to bypass authentication and injects commands via a malformed multipart form upload.

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.

Exploits (1)

metasploit WORKING POC EXCELLENT
by Biem Pham, Neterum, jbaines-r7 · rubypocunix
https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/cisco_rv340_lan.rb

This Metasploit module exploits CVE-2022-20705 (authentication bypass) and CVE-2022-20707 (command injection) in Cisco RV Series routers. It leverages a session ID directory traversal to bypass authentication and injects commands via a malformed multipart form upload.

Classification
Working Poc 100%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Cisco RV160, RV260, RV340, RV345 (firmware versions 1.0.03.24 and below)
No auth needed
Prerequisites: Network access to the target device · SSL/TLS enabled on port 443
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 10.0
EPSS 0.8003
EPSS Percentile 99.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

VulnCheck KEV 2025-09-03
CWE
CWE-121 CWE-787
Status published
Products (9)
cisco/rv160_firmware < 1.0.01.05
cisco/rv160w_firmware < 1.0.01.05
cisco/rv260_firmware < 1.0.01.05
cisco/rv260p_firmware < 1.0.01.05
cisco/rv260w_firmware < 1.0.01.05
cisco/rv340_firmware < 1.0.03.24
cisco/rv340w_firmware < 1.0.03.24
cisco/rv345_firmware < 1.0.03.24
cisco/rv345p_firmware < 1.0.03.24
Published Feb 10, 2022
Tracked Since Feb 18, 2026