Vulnerability identifier: #VU25497

Vulnerability risk: High

CVSSv3.1: 9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-6967

CWE-ID: CWE-502

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
FactoryTalk Diagnostics
Client/Desktop applications / Other client software

Vendor: Rockwell Automation

Description

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

The vulnerability exists due to the affected software exposes a .NET Remoting endpoint via RNADiagnosticsSrv.exe at TCPtcp/8082. A remote attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

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

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

Vulnerable software versions

FactoryTalk Diagnostics: All versions

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External links
http://ics-cert.us-cert.gov/advisories/icsa-20-051-02

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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.