TCP Reflected Amplification Vulnerability in Forcepoint NGFW Engine
CVE-2021-41530

7.5HIGH

Key Information:

Vendor

Forcepoint

Status
Forcepoint Next Generation Firewall
Vendor
CVE Published:
4 October 2021

What is CVE-2021-41530?

The Forcepoint NGFW Engine is susceptible to a TCP reflected amplification vulnerability. This issue is present in versions 6.5.11 and earlier, 6.8.6 and earlier, and 6.10.0, specifically when the HTTP User Response functionality is configured. This vulnerability can enable attackers to exploit network services to amplify traffic, potentially overwhelming the targeted systems and leading to service disruptions.

Affected Version(s)

Forcepoint Next Generation Firewall NGFW Engine versions 6.5.11 and earlier, 6.8.6 and earlier, and 6.10.0 are all vulnerable, if HTTP User Response has been configured.

References

https://help.forcepoint.com/security/CVE/CVE-2021-41530.html
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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CVE-2021-41530 : TCP Reflected Amplification Vulnerability in Forcepoint NGFW Engine