CVE-2021-28962: Stormshield Network Security

High severity, CVSS 7.2. EPSS: 1.2% chance of exploitation in the next 30 days.

Stormshield Network Security (SNS) before 4.2.2 allows a read-only administrator to gain privileges via CLI commands.

Affected products

• Stormshield Stormshield Network Security: from 2.5.0, before 2.7.9 (fixed in 2.7.9); from 2.8.0, before 3.7.21 (fixed in 3.7.21); from 3.8.0, before 3.11.9 (fixed in 3.11.9); from 4.0.0, before 4.2.2 (fixed in 4.2.2)

Published 2022-01-31. Last modified 2026-06-17.