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Cisco Web Security Appliance Python File Processing Privilege Escalation Vulnerability

Cisco-SA-20150413-CVE-2015-0693 · Medium · Published · Updated

A vulnerability in the status-checking process of remote access tunnels for supporting Cisco Web Security Appliances (WSA) could allow an authenticated, local attacker to execute arbitrary Python code on the affected system. The vulnerability is due to improper usage and handling of the pickle Python module by the affected software. An attacker could exploit this vulnerability by submitting a crafted pickle file to an affected device. A successful exploit could be used to conduct further attacks. Cisco has confirmed the vulnerability; however, no software updates are available. To exploit the vulnerability, the attacker must log in locally to the vulnerable device. The access requirement reduces the potential for exploitation.

Cisco advisory ·CSAF JSON

Workarounds

Administrators are advised to apply the appropriate updates as they become available.

Administrators are advised to allow only trusted users to access local systems.

Administrators are advised to monitor affected systems.

CVEsCVE-2015-0693
Cisco Bug IDsNA
CVSS ScoreBase 6.6
Base 6.6 AV:L/AC:M/Au:S/C:C/I:C/A:C/E:POC/RL:OF/RC:C
Product Names From Source
Cisco Web Security Appliance (WSA), Cisco Secure Web Appliance

Related Products

Product CVE Evidence
Cisco Web Security Appliance (WSA) CVE-2015-0693 Cisco OpenVuln
Cisco Secure Web Appliance CVE-2015-0693 Cisco OpenVuln