Cisco ASR1000 Series Routers Incomplete or Glean Adjacencies Denial of Service Vulnerability

A vulnerability in Cisco ASR 1000 Series software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.

The vulnerability is due to improper processing of route adjacencies. An attacker could exploit this vulnerability by sending malicious IP packets to an affected device. A successful exploit could allow the attacker to cause the device to stop responding.

Cisco has confirmed the vulnerability and released software updates.

Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.