cisco-sa-sb-rv-vpnbypass-Cpheup9O: Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers IPSec VPN Server Authentication Bypass Vulnerability
First published: Wed Sep 07 2022(Updated: )
A vulnerability in the IPSec VPN Server authentication functionality of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to bypass authentication controls and access the IPSec VPN network. This vulnerability is due to the improper implementation of the password validation algorithm. An attacker could exploit this vulnerability by logging in to the VPN from an affected device with crafted credentials. A successful exploit could allow the attacker to bypass authentication and access the IPSec VPN network. The attacker may obtain privileges that are the same level as an administrative user, depending on the crafted credentials that are used. Cisco has not released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sb-rv-vpnbypass-Cpheup9O
Credit: Sergio García Caravaca AGE2
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Small Business RV110W Wireless-N VPN Firewall | ||
| Cisco Small Business RV130 | ||
| Cisco Small Business RV130W | ||
| Cisco Small Business RV215W |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-sb-rv-vpnbypass-Cpheup9O?
The severity of cisco-sa-sb-rv-vpnbypass-Cpheup9O is considered high due to its potential for unauthorized access to the IPSec VPN network.
How do I fix cisco-sa-sb-rv-vpnbypass-Cpheup9O?
To fix cisco-sa-sb-rv-vpnbypass-Cpheup9O, update the affected Cisco routers to the latest firmware version that addresses this vulnerability.
Who is affected by cisco-sa-sb-rv-vpnbypass-Cpheup9O?
The vulnerability cisco-sa-sb-rv-vpnbypass-Cpheup9O affects Cisco Small Business models RV110W, RV130, RV130W, and RV215W.
What type of attacks can exploit cisco-sa-sb-rv-vpnbypass-Cpheup9O?
cisco-sa-sb-rv-vpnbypass-Cpheup9O can be exploited by unauthenticated remote attackers to bypass authentication controls.
When was cisco-sa-sb-rv-vpnbypass-Cpheup9O disclosed?
cisco-sa-sb-rv-vpnbypass-Cpheup9O was disclosed on May 8, 2023.
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- canonical/cisco small business rv110w wireless-n vpn firewall
- canonical/cisco small business rv130
- canonical/cisco small business rv130w
- canonical/cisco small business rv215w