synced 8 MIN AGO
01 Record

CVE-2018-21206

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before

HighPUBLISHEDCNA: mitre
CNA base score8.8 CVSS v3.xCVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N

02 Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 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
0.65% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 50.8% 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:A/AC:L/PR:N/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
2020-04-28 15:14Z6 YR AGO
Last updated
2024-08-05 12:26Z2 YR AGO
Reserved
2020-04-20
Assigning CNA
mitre
Record state
PUBLISHED
Severity
High (CVSS 8.8)
CNA CVSS vector
CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:N
Weaknesses
Data version
5.1
Document digest
6eb4792a985c777b5bacae2c8b1bdbcdadec08f1f4ede097454c43acd181537c

05 Affected products

VendorProductVersionsPlatforms
netgeard7800Not specified—
netgeard7800_firmwareNot specified—
netgearex2700Not specified—
netgearex2700_firmwareNot specified—
netgearr6100Not specified—
netgearr6100_firmwareNot specified—
netgearr7500Not specified—
netgearr7500_firmwareNot specified—
netgearr7800Not specified—
netgearr7800_firmwareNot specified—
netgearr900Not specified—
netgearr900_firmwareNot specified—
netgearwn2000rptNot specified—
netgearwn2000rpt_firmwareNot specified—
netgearwn3000rpNot specified—
netgearwn3000rp_firmwareNot specified—
netgearwn3100rpNot specified—
netgearwn3100rp_firmwareNot specified—
netgearwndr3700Not specified—
netgearwndr3700_firmwareNot specified—
netgearwndr4300Not specified—
netgearwndr4300_firmwareNot specified—
netgearwndr4500Not specified—
netgearwndr4500_firmwareNot specified—

06 References