Information disclosure in Cisco Unified Customer Voice Portal

1) Missing Authentication for Critical Function

EUVDB-ID: #VU29451

Risk: Medium

CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:U/RC:C]

CVE-ID: CVE-2020-3402

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information on the target system.

The vulnerability exists due the certain Java Remote Method Invocation (RMI) listeners are not properly authenticated. A remote attacker can send a specially crafted request and gain access to sensitive information on the target device.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Cisco Unified Customer Voice Portal: 11.5.1 - 12.5.1

External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cvp-info-dislosure-NZBEwj9V

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. However, proof of concept for this vulnerability is available.