Stormshield SNS protections for exploit attempt of NetBIOS Session Service (CVE-2026-56188)

The vulnerability tracked as CVE-2026-56188 an unauthorized attacker to execute code over a network in Windows Server Network driver

Stormhield Network Security (SNS) appliance protects you from that attack, thanks to a dedicated IPS Signature. To work efficiently, the traffic needs to be decrypted.

IDName
nb-ssn:client.5SMB2 protocol traffic detected over NetBIOS Session Service