Remote code execution in Cisco Unified Contact Center Express



Published: 2020-05-21
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-3280
CWE-ID CWE-502
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Unified Contact Center Express
Server applications / Web servers

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Deserialization of Untrusted Data

EUVDB-ID: #VU28147

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3280

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data in the Java Remote Management Interface. A remote attacker can send a malicious serialized Java object to a specific listener and execute arbitrary code as the root user on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Unified Contact Center Express: 12.0


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-uccx-rce-GMSC6RKN

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.



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