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01 Record

CVE-2019-20740

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300

MediumPUBLISHEDCNA: mitre
CNA base score6.3 CVSS v3.xCVSS:3.0/AC:H/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:R

02 Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R7300 before 1.0.0.70, R8300

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
0.46% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 39.7% 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
2020-04-16 19:19Z6 YR AGO
Last updated
2024-08-05 02:53Z2 YR AGO
Reserved
2020-04-15
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Medium (CVSS 6.3)
CNA CVSS vector
CVSS:3.0/AC:H/AV:A/A:H/C:H/I:H/PR:H/S:U/UI:R
Weaknesses
Data version
5.1
Document digest
49da73d894938fa543ff6de7992afa767a9fb7db3703b730ca72c17dfa950bb0

05 Affected products

VendorProductVersionsPlatforms
netgeardgn2200Not specified—
netgeardgn2200_firmwareNot specified—
netgeardgnd2200bNot specified—
netgeardgnd2200b_firmwareNot specified—
netgearr7300Not specified—
netgearr7300_firmwareNot specified—
netgearr8300Not specified—
netgearr8300_firmwareNot specified—
netgearr8500Not specified—
netgearr8500_firmwareNot specified—

06 References