CVEvulnerability

CVE-2021-3384

5.3 MEDIUM Published 2021-03-02 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-03-02
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P

Description

A vulnerability in Stormshield Network Security could allow an attacker to trigger a protection related to ARP/NDP tables management, which would temporarily prevent the system to contact new hosts via IPv4 or IPv6. This affects versions 2.0.0 to 2.7.7, 2.8.0 to 2.16.0, 3.0.0 to 3.7.16, 3.8.0 to 3.11.4, and 4.0.0 to 4.1.5. Fixed in versions 2.7.8, 3.7.17, 3.11.5, and 4.2.0.

Affected configurations

• stormshield stormshield network security (>= 2.0.0 < 2.7.8) • stormshield stormshield network security (>= 2.8.0 <= 2.16.0) • stormshield stormshield network security (>= 3.0.0 <= 3.7.17) • stormshield stormshield network security (>= 3.8.0 <= 3.11.5) • stormshield stormshield network security (>= 4.0.0 < 4.1.5)

References