Is CVE-2022-2790 actively exploited?

No active exploitation of CVE-2022-2790 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-2790 be exploited remotely?

No. CVE-2022-2790 requires local access to exploit.

What is the CVSS score of CVE-2022-2790?

CVE-2022-2790 has a CVSS score of 5.9 (MEDIUM).

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MEDIUM

CVE-2022-2790

CWE-347Published: August 19, 2022· Updated: Jun 17, 2026

5.9

CVSS v3.1

Official Description

Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulenrable to CWE-347 Improper Verification of Cryptographic Signature, and does not properly verify compiled logic (PDT files) and data blocks data (BLD/BLK files).

NVD Source

Technical Analysis

CVE-2022-2790 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 5.9.

The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.