CVE-2022-2792: emerson electric proficy machine edition Improper Access Control
CVSS: 7.5v3.1HighModified
Published 19-08-2022Last modified 16-04-2025
Vulnerability summary
CVE-2022-2792 is a high (CVSS 7.5) Improper Access Control vulnerability in emerson electric proficy machine edition. EPSS estimates a 0.42% chance of exploitation in the next 30 days, higher than 35.5% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.42%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 19-08-2022PublishedVulnerability first disclosed.
- 16-04-2025Last modifiedVulnerability information updated.
Description
Emerson Electric's Proficy Machine Edition Version 9.00 and prior is vulenrable to CWE-284 Improper Access Control, and stores project data in a directory with improper access control lists.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NSources2 sources · 6.6–7.5
- CVE.orgCNA6.6MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:HDiffers
EPSS trend
Probability
0.42%
Chance of exploitation in the next 30 days
Percentile
36%
Versus all other CVEs
30-day change
+0.02 pp
From 0.40% on 21-09-2026
21-09-202621-10-2026
EPSS score0.42%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Emerson1 product
- electric\'s_proficy≤ 9.0.0
Emerson electric1 product
- proficy machine edition≥ all, ≤ 9.00
2 vendors · 2 products
References
1 links- www.cisa.gov/uscert/ics/advisories/icsa-22-228-06X Refsource MISCThird Party AdvisoryUS Government Resource