Filtering bypass in Cisco Firepower Management Center
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2017-6674 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Cisco Firepower Management Center Client/Desktop applications / Antivirus software/Personal firewalls |
| Vendor | Cisco Systems, Inc |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Filtering bypass
EUVDB-ID: #VU6718
Risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-6674
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote unauthenticated attacker to bypass URL filters on the target system.
The weakness exists in the feature-license management functionality of Cisco Firepower System Software due to insufficient validation of user-supplied input. A remote attacker can send traffic matching a configured URL filter and bypass URL filters to access certain websites.
Successful exploitation of the vulnerability results in access to the website.
Update to version 6.1.0.2, 6.2.1, 6.2.0.1.
Vulnerable software versionsCisco Firepower Management Center: 6.0.1 - 6.2.1
External linkshttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170524-fmc
Q & A
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.
