Arbitrary file upload in Cisco Unified Contact Center Express



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-1888
CWE-ID CWE-434
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Cisco Unified Contact Center Express
Server applications / Web servers

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Arbitrary file upload

EUVDB-ID: #VU25472

Risk: Medium

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-1888

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote user to compromise vulnerable system.

The vulnerability exists due to insufficient restrictions for the content uploaded to an affected system. A remote administrator can upload and execute arbitrary file on the server.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Unified Contact Center Express: 11.6.1 - 12.0.1

CPE2.3 External links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uccx-privesc-Zd7bvwyf


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user 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.



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