CVE-2021-28665: High severity stormshield network security (sns) vulnerability

Published May 6, 2021
·
Updated

Stormshield SNS with versions before 3.7.18, 3.11.6 and 4.1.6 has a memory-management defect in the SNMP plugin that can lead to excessive consumption of memory and CPU resources, and possibly a denial of service.

Affected Software

5 affected components
Stormshield Network Security>=3.0.0<3.7.18
Stormshield Network Security>=3.8.0<3.11.5
Stormshield Network Security>=4.0.0<4.1.5
Stormshield Stormshield Network Security>=3.8.0<3.11.5
Stormshield Stormshield Network Security>=4.0.0<4.1.5

Event History

May 6, 2021
CVE Published
via MITRE·07:26 PM
Data Sourced
via MITRE·07:26 PM
Description

Frequently Asked Questions

1

What is CVE-2021-28665?

CVE-2021-28665 is a vulnerability in Stormshield SNS that can lead to excessive consumption of memory and CPU resources, and possibly a denial of service.

2

What is the severity of CVE-2021-28665?

CVE-2021-28665 has a severity rating of 7.5 (High).

3

Which versions of Stormshield SNS are affected by CVE-2021-28665?

Stormshield SNS versions before 3.7.18, 3.11.6, and 4.1.6 are affected by CVE-2021-28665.

4

How can CVE-2021-28665 be exploited?

CVE-2021-28665 can be exploited by sending specially crafted SNMP requests to the affected Stormshield SNS device.

5

Is there a fix available for CVE-2021-28665?

Yes, upgrading to Stormshield SNS version 3.7.18, 3.11.6, or 4.1.6 will fix the vulnerability.

Contact

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