SB2016072803 - Security restrictions bypass in Cisco AsyncOS for Cisco Email Security Appliance
Published: July 28, 2016 Updated: April 5, 2018
Security Bulletin ID
SB2016072803
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2016-1461)
The vulnerability allows a remote attacker to bypass security controls on the target system.The vulnerability exists due to improper application of message filtering rules to email attachments. A remote unauthenticated attacker can cause an ESA to fail to detect and act upon a specific type of file that is attached to an email message by sending an email message with a crafted attachment to an affected appliance.
Successful exploitation of this vulnerability may result in a host/resource access via network.
Remediation
Install update from vendor's website.