Information disclosure in Cisco Network Services Orchestrator

1) Information disclosure

EUVDB-ID: #VU14681

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-0463

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The vulnerability exists due to the Network Plug and Play component performs incomplete validation when configured to use secure unique device identifiers (SUDI) for authentication. A remote attacker who controls a Cisco device that supports SUDI authentication and has connectivity to an affected NSO system can leverage information about the devices that are being registered on the NSO server to send crafted Cisco Network Plug and Play authentication packets and gain unauthorized access to configuration data for devices that will be managed by the NSO system.

Mitigation

The vulnerability has been fixed in the version 1.3.0.

Vulnerable software versions

Cisco Network Services Orchestrator (NSO): 1.2.0 - 2.0

CPE2.3

• cpe:2.3:a:cisco_systems:cisco_network_services_orchestrator:2.0:*:*:*:*:*:*:*
• cpe:2.3:a:cisco_systems:cisco_network_services_orchestrator:1.2.0:*:*:*:*:*:*:*

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180905-nso-infodis

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.