PT-2022-16392 · Stormshield · Stormshield Network Security

Published 2022-03-15 · Updated 2024-08-20 · CVE-2022-23989

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Stormshield Network Security (SNS) versions 3.7.6 through 3.7.24 Stormshield Network Security (SNS) versions 3.8.x through 3.11.x before 3.11.13 Stormshield Network Security (SNS) versions 4.x before 4.2.10 Stormshield Network Security (SNS) versions 4.3.x before 4.3.5

Description A flood of connections to the SSLVPN service might lead to saturation of the loopback interface, resulting in the blocking of almost all network traffic and making the firewall unreachable. An attacker could exploit this via forged and properly timed traffic to cause a denial of service.

Recommendations For versions 3.7.6 through 3.7.24, update to version 3.7.25 or later. For versions 3.8.x through 3.11.x before 3.11.13, update to version 3.11.13 or later. For versions 4.x before 4.2.10, update to version 4.2.10 or later. For versions 4.3.x before 4.3.5, update to version 4.3.5 or later.

Fix

Related Identifiers

CVE-2022-23989

Affected Products

Stormshield Network Security

References · 5

• https://osv.dev/vulnerability/CVE-2022-23989 · Vendor Advisory
• https://advisories.stormshield.eu/2022-003 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-23989 · Security Note
• https://t.me/cvenotify/91296 · Telegram Post
• https://t.me/cibsecurity/38977 · Telegram Post