ABB Ability TM Operations Data Management Zenon Zenon Log Server file access control

published 2022-08-24 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-37744

cvss: 8.1; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits: 0; none known

Storing Passwords in a Recoverable Format vulnerability in ABB Zenon 8.20 allows an attacker who successfully exploit the vulnerability may add or alter data points and corresponding attributes. Once such engineering data is used the data visualization will be altered for the end user.

Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.1	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD	3.1	8.4	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N

Affected products

ABB ABB Zenon

Classification

Weakness

CWE-257 Storing Passwords in a Recoverable Format
CWE-522 Insufficiently Protected Credentials

References

search.abb.com /library/Download.aspx?DocumentID=2NGA001479&LanguageCode=en&DocumentPartId=&Action=Launch
vendor-advisory

Sources

CVE List CVE-2022-34838
NVD CVE-2022-34838

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary