ACTIVELY EXPLOITED
CVE-2016-8562: Siemens SIMATIC CP 1543-1 Improper Privilege Management Vulnerability
| Vendor | Siemens |
|---|---|
| Product | SIMATIC CP |
| Actively exploited | Yes |
| Added to CISA KEV | 3 Mar 2022 |
| CISA federal deadline | 24 Mar 2022 |
| Weakness (CWE) | CWE-20 |
Required action (CISA's text)
Apply updates per vendor instructions.
Description (NVD)
An improper privilege management vulnerability exists within the Siemens SIMATIC Communication Processor (CP) that allows a privileged attacker to remotely cause a denial of service.
SOURCES
Other Siemens flaws
Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.