CVE-2016-6466: High severity cisco asr 5000 series aggregation services routers vulnerability
A vulnerability in the IPsec component of StarOS for Cisco ASR 5000 Series routers could allow an unauthenticated, remote attacker to terminate all active IPsec VPN tunnels and prevent new tunnels from establishing, resulting in a denial of service (DoS) condition. This vulnerability affects the following Cisco products: Cisco ASR 5000/5500 Series routers, Cisco Virtualized Packet Core (VPC). More Information: CSCva13631. Known Affected Releases: 20.0.0 20.1.0 20.2.0 20.2.3 20.2.v1 21.0.0 21.0.M0.64246. Known Fixed Releases: 20.2.3 20.2.3.65026 20.2.a4.65307 20.2.v1 20.2.v1.65353 20.3.M0.65037 20.3.T0.65043 21.0.0 21.0.0.65256 21.0.M0.64595 21.0.M0.64860 21.0.M0.65140 21.0.V0.65052 21.0.V0.65150 21.0.V0.65366 21.0.VC0.64639 21.1.A0.64861 21.1.A0.65145 21.1.PP0.65270 21.1.R0.65130 21.1.R0.65135 21.1.R0.65154 21.1.VC0.64898 21.1.VC0.65203 21.2.A0.65147.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2016-6466?
CVE-2016-6466 is classified as a denial of service (DoS) vulnerability.
How does CVE-2016-6466 affect Cisco ASR 5000 Series routers?
CVE-2016-6466 allows an unauthenticated remote attacker to terminate all active IPsec VPN tunnels on affected Cisco ASR 5000 Series routers.
How do I fix CVE-2016-6466?
To fix CVE-2016-6466, you should upgrade to a patched version of the Cisco ASR 5000 Series software provided by Cisco.
Which software versions are affected by CVE-2016-6466?
CVE-2016-6466 affects Cisco ASR 5000 Series software versions 20.0.0, 20.0.2.3, 20.0.2.v1, and the 20.0_base version of Cisco Virtualized Packet Core.
What is the impact of CVE-2016-6466 on network services?
The impact of CVE-2016-6466 is a denial of service condition, preventing new IPsec VPN tunnels from being established.