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Cisco Content Filtering Devices Cross-Site Request Forgery Vulnerability

Cisco-SA-20130701-CVE-2013-3395 · Medium · Published · Updated

A vulnerability in the web framework could allow an unauthenticated, remote attacker to conduct a cross-site request forgery (CSRF) attack against the user of the web interface. The vulnerability is due to insufficient CSRF protections. An attacker could exploit this vulnerability by convincing the user of the affected system to follow a malicious link or visit an attacker-controlled website. A successful exploit could allow the attacker to submit arbitrary requests to the affected device via the affected web browser with the privileges of the user. Cisco has confirmed this vulnerability in a security notice; however, software updates are not available. To exploit the vulnerability, the attacker may provide a link to a malicious site and may persuade the user to follow the link by using misleading language and instructions. 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.

Users are advised not to open email messages from suspicious or unrecognized sources. If users cannot verify that links or attachments included in email messages are safe, they are advised not to open them.

For additional information about cross-site request forgery attacks and potential mitigation methods, see the Cisco Applied Mitigation Bulletin Understanding Cross-Site Request Forgery Threat Vectorshttp://tools.cisco.com/security/center/viewAMBAlert.x?alertId=28726 .

Administrators are advised to monitor affected systems.

CVEsCVE-2013-3395
Cisco Bug IDsCSCuh26634, CSCuh70263, CSCuh70323
CVSS ScoreBase 4.3
Base 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N/E:F/RL:U/RC:C
Product Names From Source
Cisco Web Security Appliance (WSA), Cisco Email Security Appliance (ESA), Cisco Content Security Management Appliance (SMA), Cisco Secure Email and Web Manager, Cisco Secure Web Appliance

Related Products

Product CVE Evidence
Cisco Web Security Appliance (WSA) CVE-2013-3395 Cisco OpenVuln
Cisco Secure Web Appliance CVE-2013-3395 Cisco OpenVuln
Cisco Secure Email and Web Manager CVE-2013-3395 Cisco OpenVuln
Cisco Secure Email CVE-2013-3395 Cisco OpenVuln
Cisco Email Security Appliance (ESA) CVE-2013-3395 Cisco OpenVuln
Cisco Content Security Management Appliance (SMA) CVE-2013-3395 Cisco OpenVuln