#VU64474 Insecure DLL loading in AutomationDirect products - CVE-2022-2006

Vulnerability identifier: #VU64474

Vulnerability risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2022-2006

CWE-ID: CWE-427

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
C-more EA9-T6CL
Hardware solutions / Other hardware appliances
C-more EA9-T6CL-R
Hardware solutions / Other hardware appliances
C-more EA9-T7CL
Hardware solutions / Other hardware appliances
C-more EA9-T7CL-R
Hardware solutions / Other hardware appliances
C-more EA9-T8CL
Hardware solutions / Other hardware appliances
C-more EA9-T10CL
Hardware solutions / Other hardware appliances
C-more EA9-T10WCL
Hardware solutions / Other hardware appliances
C-more EA9-T12CL
Hardware solutions / Other hardware appliances
C-more EA9-T15CL
Hardware solutions / Other hardware appliances
C-more EA9-T15CL-R
Hardware solutions / Other hardware appliances
C-more EA9-RHMI
Hardware solutions / Other hardware appliances
C-more EA9-PGMSW
Hardware solutions / Other hardware appliances

Vendor: AutomationDirect

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to the application loads DLL libraries in an insecure manner within the install directory. A remote attacker can place a specially crafted .dll file on a remote SMB fileshare, trick the victim into opening a file, associated with the vulnerable application, and execute arbitrary code on victim's system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

C-more EA9-T6CL: before 6.73

C-more EA9-T6CL-R: before 6.73

C-more EA9-T7CL: before 6.73

C-more EA9-T7CL-R: before 6.73

C-more EA9-T8CL: before 6.73

C-more EA9-T10CL: before 6.73

C-more EA9-T10WCL: before 6.73

C-more EA9-T12CL: before 6.73

C-more EA9-T15CL: before 6.73

C-more EA9-T15CL-R: before 6.73

C-more EA9-RHMI: before 6.73

C-more EA9-PGMSW: before 6.73

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External links
https://ics-cert.us-cert.gov/advisories/icsa-22-167-01

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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.