CVE-2022-2789

CVE-2022-2789 is a medium-severity vulnerability in Emerson Electric's Proficy with a CVSS 3.x base score of 4.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-345.

Key facts

Description

Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulnerable to CWE-345 Insufficient Verification of Data Authenticity, and can display logic that is different than the compiled logic.

Frequently asked questions

What is CVE-2022-2789?
Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulnerable to CWE-345 Insufficient Verification of Data Authenticity, and can display logic that is different than the compiled logic.
How severe is CVE-2022-2789?
CVE-2022-2789 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2022-2789 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-2789?
CVE-2022-2789 affects Emerson Electric's Proficy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-2789?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-2789 published?
CVE-2022-2789 was published on 2022-08-19 and last updated on 2026-06-17.

References

Affected products (1)

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