Vulnerability identifier: #VU28120

Vulnerability 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-2020-10640

CWE-ID: CWE-306

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenEnterprise
Server applications / SCADA systems

Vendor: Emerson

Description

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

The vulnerability exists due to an insufficient authentication mechanism. A remote attacker can run an arbitrary commands with system privileges or execute arbitrary code via a specific communication service.  

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OpenEnterprise: 3.3.4

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External links
http://ics-cert.us-cert.gov/advisories/icsa-20-140-02
http://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/05/20/klcert-20-012-missing-authentication-in-emerson-openenterprise-scada-before-3-3-4

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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.