Privilege escalation in Cisco Unity Connection



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-12337
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Cisco Unity Connection
Client/Desktop applications / Messaging software

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Privilege escalation

EUVDB-ID: #VU9387

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-12337

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain elevated privileges on the target system.

The weakness exists in Cisco Voice Operating System (VOS) software platform device due to improper authentication when a refresh upgrade or Prime Collaboration Deployment (PCD) migration is performed. A remote attacker can gain root access to the device with a known password and compromise the affected system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Cisco Unity Connection: 8.6.5.8 - 11.5.1.999

CPE2.3 External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171115-vos


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.



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