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01 Record

CVE-2021-45516

Certain NETGEAR devices are affected by denial of service. This affects R6400 before 1.0.1.70, R7000 before 1.0.11.126, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R8000 before 1.0.4.74, RBK852

MediumPUBLISHEDCNA: mitre
CNA base score6.9 CVSS v3.xCVSS:3.1/AC:L/AV:A/A:H/C:N/I:L/PR:H/S:C/UI:N

02 Description

Certain NETGEAR devices are affected by denial of service. This affects R6400 before 1.0.1.70, R7000 before 1.0.11.126, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R8000 before 1.0.4.74, RBK852

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
0.40% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 34.5% of scored records. A rank, not a probability.
NVD base score
4.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/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
2021-12-26 01:00Z4 YR AGO
Last updated
2024-08-04 04:39Z2 YR AGO
Reserved
2021-12-25
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Medium (CVSS 6.9)
CNA CVSS vector
CVSS:3.1/AC:L/AV:A/A:H/C:N/I:L/PR:H/S:C/UI:N
Weaknesses
No CWE assigned
Data version
5.1
Document digest
593740dd37c5b6092f659293d1cbe04c50fbacc1f3d6d96dc241e29b0c24c232

05 Affected products

VendorProductVersionsPlatforms
netgearr6400Not specified—
netgearr6400_firmwareNot specified—
netgearr6900pNot specified—
netgearr6900p_firmwareNot specified—
netgearr7000Not specified—
netgearr7000_firmwareNot specified—
netgearr7000pNot specified—
netgearr7000p_firmwareNot specified—
netgearr8000Not specified—
netgearr8000_firmwareNot specified—
netgearrbk852Not specified—
netgearrbk852_firmwareNot specified—
netgearrbr850Not specified—
netgearrbr850_firmwareNot specified—
netgearrbs850Not specified—
netgearrbs850_firmwareNot specified—

06 References