Stormshield SNS Firewall up to 3.7.26 UDP Handler/ICMP resource consumption

Summaryinfo

A vulnerability described as problematic has been identified in Stormshield SNS Firewall up to 3.7.26. The affected element is an unknown function of the component UDP Handler/ICMP Handler. The manipulation results in resource consumption. This vulnerability is cataloged as CVE-2022-27812. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Stormshield SNS Firewall up to 3.7.26 (Firewall Software). It has been classified as critical. Affected is an unknown code block of the component UDP Handler/ICMP Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:

Flooding SNS firewall 3.7.0 to 3.7.26 with udp or icmp randomizing the source through an internal to internal or external to internal interfaces will lead the firewall to overwork. It will consume 100% CPU, 100 RAM and won't be available and can crash.

The weakness was shared 08/25/2022. The advisory is available at advisories.stormshield.eu. This vulnerability is traded as CVE-2022-27812 since 03/24/2022. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2022-32307). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Firewall Software

Vendor

• Stormshield

Name

• SNS Firewall

Version

• 3.7.0
• 3.7.1
• 3.7.2
• 3.7.3
• 3.7.4
• 3.7.5
• 3.7.6
• 3.7.7
• 3.7.8
• 3.7.9
• 3.7.10
• 3.7.11
• 3.7.12
• 3.7.13
• 3.7.14
• 3.7.15
• 3.7.16
• 3.7.17
• 3.7.18
• 3.7.19
• 3.7.20
• 3.7.21
• 3.7.22
• 3.7.23
• 3.7.24
• 3.7.25
• 3.7.26

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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