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Cisco ASA CX Safe Search Policy Bypass Vulnerability

Cisco-SA-20131104-CVE-2013-5561 · Medium · Published · Updated

A vulnerability in the Safe Search enforcement component of Cisco ASA CX Context-Aware Security could allow an unauthenticated, remote attacker to bypass security policy enforced by the affected component. The vulnerability is due to improper implementation of the logic that should perform the filtering action. An attacker could exploit this vulnerability by sending a crafted HTTP request through the affected system. Cisco has confirmed the vulnerability in a security notice; however, software updates are not available. To exploit this vulnerability, an attacker must have the ability to send a crafted HTTP requests through a targeted device which may reside on trusted, internal networks in which the attacker would likely need access to. This access requirement decreases 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.

Cisco advisory ·CSAF JSON

Workarounds

Administrators are advised to contact the vendor regarding future updates and releases.

Administrators are advised to allow only trusted users to have network access.

Administrators may consider using IP-based access control lists (ACLs) to allow only trusted systems to access the affected systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2013-5561
Cisco Bug IDsCSCui94622
CVSS ScoreBase 5.0
Base 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N/E:F/RL:U/RC:C
Product Names From Source
Cisco ASA CX Context-Aware Security Software

CSAF Product Statuses

Product Status Source CVE Rows
Cisco ASA CX Context-Aware Security Software known_affected cisco_csaf CVE-2013-5561 1

Related Products

Product CVE Evidence
Cisco ASA CX Context-Aware Security Software CVE-2013-5561 Cisco OpenVuln
Cisco Adaptive Security Appliance (ASA) Software CVE-2013-5561 Cisco OpenVuln