Security restrictions bypass in Cisco FireSIGHT

1) Security restrictions bypass

EUVDB-ID: #VU627

Risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-6411

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote user to bypass security access on the target system.
The weakness exists due to improper input validation. By sending specially crafted HTTP URL attackers can cause parameter validation flaw bypass the SSL inspection policy 'do-not-decrypt' rule.
Successful exploitation of the vulnerability may result in gaining access to the vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cisco FireSIGHT: 5.3.0 - 6.1

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160921-fmc

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.