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CVE-2018-21149

Medium

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.34, DM200 before 1.0.0.50, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.0.54, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.

SeverityMedium
CVSS6.8
Exploit probability—
ProductNetgear D7800 Firmware
PublishedApr 27, 2020
First seenApr 27, 2020

How to fix

Update
  • netgear d7800_firmware1.0.1.34 or later
  • netgear dm200_firmware1.0.0.50 or later
  • netgear r6100_firmware1.0.1.22 or later
  • netgear r7500_firmware1.0.0.122 or later
  • netgear r7800_firmware1.0.2.42 or later
  • netgear r8900_firmware1.0.3.10 or later
  • netgear r9000_firmware1.0.3.10 or later
  • netgear wndr3700_firmware1.0.2.96 or later
  • netgear wndr4300_firmware1.0.0.54 or later
  • netgear wndr4500_firmware1.0.0.54 or later
  • netgear wnr2000_firmware1.0.0.64 or later

Affected products

ProductAffected versionsFixed in
netgear d7800_firmwarev < 1.0.1.341.0.1.34
netgear dm200_firmwarev < 1.0.0.501.0.0.50
netgear r6100_firmwarev < 1.0.1.221.0.1.22
netgear r7500_firmwarev < 1.0.0.1221.0.0.122
netgear r7800_firmwarev < 1.0.2.421.0.2.42
netgear r8900_firmwarev < 1.0.3.101.0.3.10
netgear r9000_firmwarev < 1.0.3.101.0.3.10
netgear wndr3700_firmwarev < 1.0.2.961.0.2.96
netgear wndr4300_firmwarev < 1.0.0.541.0.0.54
netgear wndr4500_firmwarev < 1.0.0.541.0.0.54
netgear wnr2000_firmwarev < 1.0.0.641.0.0.64

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