A vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow an unauthenticated, remote attacker to obtain confidential information from an affected device. The vulnerability is due to missing authentication on a specific part of the web-based management interface. An attacker could exploit this vulnerability by sending a crafted request to the interface. A successful exploit could allow the attacker to read confidential information from an affected device.

Source