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

published 2022-08-24 4y ago modified 2026-06-17 4mo ago also EUVD-2022-37743

cvss: 6.2; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.1%; EPSS 0.1% chance of exploitation in 30 days, percentile 3%
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 more network clients that may monitor various activities of the Zenon.

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Exploit prediction

0.15% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.2	CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L
NVD	3.1	6.1	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/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-2022-34837
NVD CVE-2022-34837

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