Auth bypass in Siemens Powersys

CVE-2024-36266

A vulnerability has been identified in PowerSys (All versions < V3.11). The affected application insufficiently protects responses to authentication requests. This could allow a local attacker to bypass authentication, thereby gaining administrative privileges for the managed remote devices.

Vulnerability class: Broken Authentication

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.3 (Critical). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (4.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 4.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-36266: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-36266?
CVE-2024-36266 is a critical-severity vulnerability in Siemens Powersys, classified under Improper Authentication. CVSS score: 9.3/10. Published 2024-06-11.
How severe is CVE-2024-36266?
Critical severity. CVSS v3 base score is 9.3 out of 10.