HOMEVULNERABILITIESCVE-2022-2789
MEDIUM

CVE-2022-2789

CWE-345Published: August 19, 2022· Updated: Jun 17, 2026

5.5
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2022-2789 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in full integrity compromise (data manipulation), with a CVSS base score of 5.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityHigh
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected Vendors & Products

emerson1 product(s)
electric\'s proficy
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (2)

https://www.cisa.gov/uscert/ics/advisories/icsa-22-228-06Third Party Advisory · US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-22-228-06Third Party Advisory · US Government Resource

Quick Facts

CVE IDCVE-2022-2789
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-345
CISA KEVNo
Affected1 vendor(s)
PublishedAug 19, 2022

Related CVEs (CWE-345)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2022-2789 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.