CVE-2020-28392

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-02-09 · updated 2026-06-17
Weakness: CWE-276

Description

A vulnerability has been identified in SIMARIS configuration (All versions < V4.0.1). During installation to default target folder, incorrect permissions are configured for the application folder and subfolders which could allow an attacker to gain persistence or potentially escalate privileges should a user with elevated credentials log onto the machine.

Affected products

Siemens SIMARIS configuration: before 4.0.1 — fixed in 4.0.1

How to fix

Upgrade to a fixed version: Siemens SIMARIS configuration 4.0.1. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-794542.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-794542.pdf

Get alerted when CVE-2020-28392 or the next vulnerability affects your stack