Vulnerability identifier: #VU7678
Vulnerability risk: Low
CVSSv3.1: 5.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Cisco Firepower Management Center
Client/Desktop applications /
Antivirus software/Personal firewalls
Vendor: Cisco Systems, Inc
Description
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.
Mitigation
The vulnerability is fixed in version 6.1.0.5.
Vulnerable software versions
Cisco Firepower Management Center: 5.4.0 - 6.2.2
External links
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170802-fpw
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.