What is CVE-2021-41543?

CVE-2021-41543 is a medium-severity vulnerability in Siemens Climatix Pol909, classified under Improper Access Control. CVSS score: 6.5/10. Published 2022-03-08.

How severe is CVE-2021-41543?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Information disclosure in Siemens Climatix Pol909

CVE-2021-41543

A vulnerability has been identified in Climatix POL909 (AWB module) (All versions < V11.44), Climatix POL909 (AWM module) (All versions < V11.36). The handling of log files in the web application of affected devices contains an information disclosure vulnerability which could allow logged in users to access sensitive files.

Published 2022-03-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (53.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Siemens Climatix Pol909
Siemens Climatix Pol909 (Awb Module) — versions All versions < V11.44
Siemens Climatix Pol909 (Awm Module) — versions All versions < V11.36
Siemens Climatix Pol909 Firmware

Weakness classification (CWE)

References

cert-portal.siemens.com/productcert/pdf/ssa-252466.pdf (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-41543?: CVE-2021-41543 is a medium-severity vulnerability in Siemens Climatix Pol909, classified under Improper Access Control. CVSS score: 6.5/10. Published 2022-03-08.
How severe is CVE-2021-41543?: Medium severity. CVSS v3 base score is 6.5 out of 10.