Description
An OS command injection vulnerability within the update functionality may allow an authenticated administrator to execute unauthorized arbitrary OS commands.
Users with administrative privileges may upload update packages to upgrade the versions of Nozomi Networks Guardian and CMC.
While these updates are signed and their signatures are validated prior to installation, an improper signature validation check has been identified.
This issue could potentially enable users to execute commands remotely on the appliance, thereby impacting confidentiality, integrity, and availability.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Nozomi Networks | Guardian | < 24.6.0 | 24.6.0 |
| Nozomi Networks | CMC | < 24.6.0 | 24.6.0 |
Advisories 2
- ICSA-25-226-09 Siemens RUGGEDCOM APE1808 CISA ICS & IT advisories · Jan 14, 2026
- SSA-978177 SSA-978177: Vulnerability in Nozomi Guardian/CMC Before 25.4.0 on RUGGEDCOM APE1808 Devices Siemens ProductCERT · Jan 13, 2026