synced 9 MIN AGO
01 Record

CVE-2021-41530

Forcepoint NGFW Engine versions 6.5.11 and earlier, 6.8.6 and earlier, and 6.10.0 are vulnerable to TCP reflected amplification vulnerability, if HTTP User Response has been configured.

UnratedPUBLISHEDCNA: forcepoint
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Forcepoint NGFW Engine versions 6.5.11 and earlier, 6.8.6 and earlier, and 6.10.0 are vulnerable to TCP reflected amplification vulnerability, if HTTP User Response has been configured.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.93% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 60.4% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-10-04 16:58Z5 YR AGO
Last updated
2024-08-04 03:15Z2 YR AGO
Reserved
2021-09-20
Assigning CNA
forcepoint
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
No CWE assigned
Data version
5.1
Document digest
ac15df092a6cb2b1aa7b7a655eab10b003b233a776621945c77d5dcd0be71af3

05 Affected products

VendorProductVersionsPlatforms
n/aForcepoint Next Generation FirewallNGFW 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.—

06 References