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01 Record

CVE-2021-45607

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before

MediumPUBLISHEDCNA: mitre
CNA base score6.8 CVSS v3.xCVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N

02 Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before

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
1.32% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 70.4% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 00:37Z4 YR AGO
Last updated
2024-08-04 04:47Z2 YR AGO
Reserved
2021-12-25
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Medium (CVSS 6.8)
CNA CVSS vector
CVSS:3.1/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N
Weaknesses
Data version
5.1
Document digest
c9f9e2ef9869bd3ff67d573559a25225381211c8cb6953c6a1d56d39cddf879d

05 Affected products

VendorProductVersionsPlatforms
netgearr6400v2Not specified—
netgearr6400v2_firmwareNot specified—
netgearr6700v3Not specified—
netgearr6700v3_firmwareNot specified—
netgearr6900pNot specified—
netgearr6900p_firmwareNot specified—
netgearr7000Not specified—
netgearr7000_firmwareNot specified—
netgearr7000pNot specified—
netgearr7000p_firmwareNot specified—
netgearrax200Not specified—
netgearrax200_firmwareNot specified—
netgearrax75Not specified—
netgearrax75_firmwareNot specified—
netgearrax80Not specified—
netgearrax80_firmwareNot specified—

06 References