Vulnerability identifier: #VU27945

Vulnerability risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-10612

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
PAC Project Basic
Client/Desktop applications / Other client software
PAC Project Professional
Client/Desktop applications / Other client software

Vendor: Opto22

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to the SoftPACAgent communicates with SoftPACMonitor over network Port 22000 without any restrictions. A remote attacker can control the SoftPACAgent service including updating SoftPAC firmware, starting or stopping service, or writing to certain registry values.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

PAC Project Basic: 9.6

PAC Project Professional: 9.6

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External links
http://www.us-cert.gov/ics/advisories/icsa-20-135-01

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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.