synced 15 MIN AGO
01 Record

CVE-2018-21215

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, EX2700 before 1.0.1.28,

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 buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, D6100 before 1.0.0.56, EX2700 before 1.0.1.28,

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
0.78% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 55.5% 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 15:41Z6 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
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
Data version
5.1
Document digest
6ed66adf08f0103619cfd897c39f3f7c466ab4034ebccb575f9abb7d3fc3289d

05 Affected products

VendorProductVersionsPlatforms
netgeard3600Not specified—
netgeard3600_firmwareNot specified—
netgeard6000Not specified—
netgeard6000_firmwareNot specified—
netgeard6100Not specified—
netgeard6100_firmwareNot specified—
netgearex2700Not specified—
netgearex2700_firmwareNot specified—
netgearr7500Not specified—
netgearr7500_firmwareNot specified—
netgearr9000Not specified—
netgearr9000_firmwareNot specified—
netgearwn2000rptNot specified—
netgearwn2000rpt_firmwareNot specified—
netgearwn3000rpNot specified—
netgearwn3000rp_firmwareNot specified—
netgearwn3100rpNot specified—
netgearwn3100rp_firmwareNot specified—

06 References