Vulnerability identifier: #VU67143

Vulnerability risk: High

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2971

CWE-ID: CWE-843

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libIEC61850
Web applications / Modules and components for CMS

Vendor: MZ Automation

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a type confusion error. A remote attacker can pass specially crafted data to the application, trigger a type confusion error and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

libIEC61850: 1.0.0 - 1.5.0

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External links
http://ics-cert.us-cert.gov/advisories/icsa-22-251-01

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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.