Vulnerability identifier: #VU18640

Vulnerability risk: Medium

CVSSv3.1: 5.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:H/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-10967

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ovation OCR400 Controller
Server applications / SCADA systems

Vendor: Emerson

Description

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

The vulnerability exists due to a boundary error when embedded third-party FTP server includes improper handling of the long file name from the LIST service to the FTP service. A remote unauthenticated attacker can trigger stack-based buffer overflow 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

Ovation OCR400 Controller: 3.0.4 - 3.3.1

---

External links
http://www.securityfocus.com/bid/108499
http://ics-cert.us-cert.gov/advisories/ICSA-19-148-01

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.