Vulnerability identifier: #VU25446
Vulnerability risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
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 target system.
The vulnerability exists due to a boundary error when processing scripts. A remote attacker can use a specially crafted script, trigger heap-based buffer overflow and execute arbitrary code on the OpenEnterprise Server.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note: The following versions of OpenEnterprise SCADA Server are affected:
Mitigation
Install updates from vendor's website.
Vulnerable software versions
OpenEnterprise: 3.1 - 3.3.3
External links
http://ics-cert.us-cert.gov/advisories/icsa-20-049-02
http://ics-cert.kaspersky.com/advisories/klcert-advisories/2020/03/23/klcert-20-003-remote-code-execution-on-emerson-openenterprise-scada-server-version-2-83-and-all-versions-of-openenterprise-3-1-through-3-3-3/
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.