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01 Record

CVE-2018-21227

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, R6400v2 before 1.0.2.34, R6700 before 1.0.1.30, R6900 before 1.0.1.30, R6900P

MediumPUBLISHEDCNA: mitre
CNA base score6.8 CVSS v3.xCVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N

02 Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, R6400v2 before 1.0.2.34, R6700 before 1.0.1.30, R6900 before 1.0.1.30, R6900P

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
0.85% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 57.8% of scored records. A rank, not a probability.
NVD base score
6.8 (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: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
2020-04-24 14:29Z6 YR AGO
Last updated
2024-08-05 12:26Z2 YR AGO
Reserved
2020-04-20
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Medium (CVSS 6.8)
CNA CVSS vector
CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:N
Weaknesses
  • CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')Class
Data version
5.1
Document digest
37d8b61ee3cbef25e69ea90f0db09533bd4fe564bba53cafe7e2d75d261d80dc

05 Affected products

VendorProductVersionsPlatforms
netgeard7800Not specified—
netgeard7800_firmwareNot specified—
netgearr6400Not specified—
netgearr6400_firmwareNot specified—
netgearr6700Not specified—
netgearr6700_firmwareNot specified—
netgearr6900Not specified—
netgearr6900_firmwareNot specified—
netgearr6900pNot specified—
netgearr6900p_firmwareNot specified—
netgearr7000Not specified—
netgearr7000_firmwareNot specified—
netgearr7000pNot specified—
netgearr7000p_firmwareNot specified—
netgearr7500Not specified—
netgearr7500_firmwareNot specified—
netgearr7800Not specified—
netgearr7800_firmwareNot specified—
netgearr9000Not specified—
netgearr9000_firmwareNot specified—
netgearwndr4300Not specified—
netgearwndr4300_firmwareNot specified—
netgearwndr4500Not specified—
netgearwndr4500_firmwareNot specified—

06 References