cisco-sa-20180606-FireSIGHT-vpn-bypass: Cisco FireSIGHT System VPN Policy Bypass Vulnerability
A vulnerability in the VPN configuration management of Cisco FireSIGHT System Software could allow an unauthenticated, remote attacker to bypass VPN security due to unintended side effects of dynamic configuration changes that could allow an attacker to bypass configured policies. The vulnerability is due to incorrect management of the configured interface names and VPN parameters when dynamic CLI configuration changes are performed. An attacker could exploit this vulnerability by sending packets through an interface on the targeted device. A successful exploit could allow the attacker to bypass configured VPN policies.
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-20180606-FireSIGHT-vpn-bypass
Affected Software
Event History
Frequently Asked Questions
What is the severity of cisco-sa-20180606-FireSIGHT-vpn-bypass?
The severity of cisco-sa-20180606-FireSIGHT-vpn-bypass is considered high due to the potential for unauthorized access.
How do I fix cisco-sa-20180606-FireSIGHT-vpn-bypass?
To fix cisco-sa-20180606-FireSIGHT-vpn-bypass, apply the recommended security patches provided by Cisco.
Who is affected by cisco-sa-20180606-FireSIGHT-vpn-bypass?
Cisco FireSIGHT System Software users are affected by the cisco-sa-20180606-FireSIGHT-vpn-bypass vulnerability.
Can cisco-sa-20180606-FireSIGHT-vpn-bypass be exploited remotely?
Yes, cisco-sa-20180606-FireSIGHT-vpn-bypass can be exploited by unauthenticated remote attackers.
What type of attack can result from cisco-sa-20180606-FireSIGHT-vpn-bypass?
cisco-sa-20180606-FireSIGHT-vpn-bypass can allow attackers to bypass VPN security measures.