A vulnerability in the WebVPN portal of Cisco Adaptive Security Appliance (ASA) could allow an authenticated, remote attacker to view sensitive information from the affected system.
Cisco has confirmed the vulnerability in a security notice and released software updates.
To exploit this vulnerability, an attacker must authenticate to a targeted device. This access requirement reduces the likelihood of a successful exploit.
Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.