SB2017080307 - Security restrictions bypass in Cisco Firepower Management Center
Published: August 3, 2017
Security Bulletin ID
SB2017080307
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-2017-6766)
The vulnerability allows a remote unauthenticated attacker to bypass security restrictions on the target system.The weakness exists in the Secure Sockets Layer (SSL) Decryption and Inspection feature of Cisco Firepower System Software due to unexpected interaction with Known Key and Decrypt and Resign configuration settings of SSL policies. A remote attacker can send a specially crafted SSL packet through an affected device in a valid SSL session and bypass the SSL decryption and inspection policy.
Remediation
Install update from vendor's website.