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01 Record

CVE-2018-21093

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D8500 before 1.0.3.42, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 before

MediumPUBLISHEDCNA: mitre
CNA base score6.4 CVSS v3.xCVSS:3.0/AC:L/AV:A/A:L/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 unauthenticated attacker. This affects D8500 before 1.0.3.42, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, EX6000 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
0.63% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 50.2% 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
2020-04-27 14:41Z6 YR AGO
Last updated
2024-08-05 12:19Z2 YR AGO
Reserved
2020-04-20
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Medium (CVSS 6.4)
CNA CVSS vector
CVSS:3.0/AC:L/AV:A/A:L/C:H/I:H/PR:H/S:U/UI:N
Weaknesses
Data version
5.1
Document digest
53ea5d6a993b971d1b2ca65eba9272e54ffd611b7b266faaf32bf29250241d7d

05 Affected products

VendorProductVersionsPlatforms
netgeard8500Not specified—
netgeard8500_firmwareNot specified—
netgearex3700Not specified—
netgearex3700_firmwareNot specified—
netgearex3800Not specified—
netgearex3800_firmwareNot specified—
netgearex6000Not specified—
netgearex6000_firmwareNot specified—
netgearex6100Not specified—
netgearex6100_firmwareNot specified—
netgearex6120Not specified—
netgearex6120_firmwareNot specified—
netgearex6130Not specified—
netgearex6130_firmwareNot specified—
netgearex6150Not specified—
netgearex6150_firmwareNot specified—
netgearex6200Not specified—
netgearex6200_firmwareNot specified—
netgearex7000Not specified—
netgearex7000_firmwareNot specified—
netgearr6250Not specified—
netgearr6250_firmwareNot specified—
netgearr6300Not specified—
netgearr6300-2cxnasNot specified—
netgearr6300-2cxnas_firmwareNot specified—
netgearr6300_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—
netgearr7100lgNot specified—
netgearr7100lg_firmwareNot specified—
netgearr7300Not specified—
netgearr7300_firmwareNot specified—
netgearr7900Not specified—
netgearr7900_firmwareNot specified—
netgearr7900pNot specified—
netgearr7900p_firmwareNot specified—
netgearr8000Not specified—
netgearr8000_firmwareNot specified—
netgearr8000pNot specified—
netgearr8000p_firmwareNot specified—
netgearr8300Not specified—
netgearr8300_firmwareNot specified—
netgearr8500Not specified—
netgearr8500_firmwareNot specified—
netgearrbw30Not specified—
netgearrbw30_firmwareNot specified—
netgearwn2500rpNot specified—
netgearwn2500rp_firmwareNot specified—
netgearwnr3500lNot specified—
netgearwnr3500l_firmwareNot specified—

06 References