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Cisco Email Security Appliance File Type Filtering Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
A vulnerability in the email message filtering feature of Cisco AsyncOS for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to cause an ESA to fail to detect and act upon a specific type of file that is attached to an email message. The vulnerability is due to improper application of message filtering rules to email attachments that contain a specific type of file and are submitted to an affected appliance. An attacker could exploit this vulnerability by sending an email message with a crafted attachment to an affected appliance. A successful exploit could allow the attacker to cause the ESA to fail to detect and act upon possible malware in the email attachment.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to Cisco ESA version 9.1.1-038 or later.