SB2016102716 - Security restrictions bypass in Cisco Email Security Appliance
Published: October 27, 2016 Updated: April 5, 2018
Security Bulletin ID
SB2016102716
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-2016-6357)
The vulnerability allows a remote unauthenticated user to bypass security restrictions on the target system.The weakness exists due to improper error handling. By sending an email message with a specially crafted attachment, a remote attacker can bypass the configured drop filter.
Successful exploitation of the vulnerability allows a malicious user to gain access to the vulnerable system.
Remediation
Install update from vendor's website.