Security restrictions bypass in Cisco FireSIGHT

1) Security restrictions bypass

EUVDB-ID: #VU13224

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-2018-0333

CWE-ID: CWE-693 - Protection Mechanism Failure

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The vulnerability exists in the VPN configuration management of Cisco FireSIGHT System Software due to incorrect management of the configured interface names and VPN parameters when dynamic CLI configuration changes are performed. A remote unauthenticated attacker can send specially crafted packets through an interface and bypass configured VPN policies.

Mitigation

Update to version 6.2.3.

Vulnerable software versions

Cisco FireSIGHT: 6.2.2

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-FireSIGHT-vp...

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.