Description
A Denial of Service (Dos) vulnerability in Nozomi Networks Guardian, caused by improper input validation in certain fields used in the Radius parsing functionality of our IDS, allows an unauthenticated attacker sending specially crafted malformed network packets to cause the IDS module to stop updating nodes, links, and assets.
Network traffic may not be analyzed until the IDS module is restarted.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Nozomi Networks | Guardian | < 23.4.1 | 23.4.1 |
Advisories 2
- ICSA-24-137-11 Siemens RUGGEDCOM APE1808 CISA ICS & IT advisories · May 14, 2024
- SSA-292022 SSA-292022: Vulnerability in Nozomi Guardian/CMC before 23.4.1 on RUGGEDCOM APE1808 devices Siemens ProductCERT · May 14, 2024