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CVE-2019-20747

Medium

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D6100 before 1.0.0.58, D7800 before 1.0.1.40, R7500v2 before 1.0.3.34, R7800 before 1.0.2.52, R8900 before 1.0.4.2, R9000 before 1.0.3.16, RAX120 before 1.0.0.74, RBK20 before 2.3.0.22, RBR20 before 2.3.0.22, RBS20 before 2.3.0.22, RBK50 before 2.3.0.22, RBR50 before 2.3.0.22, RBS50 before 2.3.0.22, RBK40 before 2.3.0.22, RBS40 before 2.3.0.22, SRK60 before 2.2.0.64, SRR60 before 2.2.0.64, SRS60 before 2.2.0.64, WNDR3700v4 before 1.0.2.102, WNDR4300 before 1.0.2.104, WNDR4300v2 before 1.0.0.56, WNDR4500v3 before 1.0.0.56, and WNR2000v5 before 1.0.0.66.

SeverityMedium
CVSS6.8
Exploit probability—
ProductNetgear D6100 Firmware
PublishedApr 16, 2020
First seenApr 16, 2020

How to fix

Update
  • netgear d6100_firmware1.0.0.58 or later
  • netgear d7800_firmware1.0.1.40 or later
  • netgear r7500_firmware1.0.3.34 or later
  • netgear r7800_firmware1.0.2.52 or later
  • netgear r8900_firmware1.0.4.2 or later
  • netgear r9000_firmware1.0.3.16 or later
  • netgear rax120_firmware1.0.0.74 or later
  • netgear rbk20_firmware2.3.0.22 or later
  • netgear rbr20_firmware2.3.0.22 or later
  • netgear rbs20_firmware2.3.0.22 or later
  • netgear rbk50_firmware2.3.0.22 or later
  • netgear rbr50_firmware2.3.0.22 or later

Affected products

ProductAffected versionsFixed in
netgear d6100_firmwarev < 1.0.0.581.0.0.58
netgear d7800_firmwarev < 1.0.1.401.0.1.40
netgear r7500_firmwarev < 1.0.3.341.0.3.34
netgear r7800_firmwarev < 1.0.2.521.0.2.52
netgear r8900_firmwarev < 1.0.4.21.0.4.2
netgear r9000_firmwarev < 1.0.3.161.0.3.16
netgear rax120_firmwarev < 1.0.0.741.0.0.74
netgear rbk20_firmwarev < 2.3.0.222.3.0.22
netgear rbr20_firmwarev < 2.3.0.222.3.0.22
netgear rbs20_firmwarev < 2.3.0.222.3.0.22
netgear rbk50_firmwarev < 2.3.0.222.3.0.22
netgear rbr50_firmwarev < 2.3.0.222.3.0.22
netgear rbs50_firmwarev < 2.3.0.222.3.0.22
netgear rbk40_firmwarev < 2.3.0.222.3.0.22
netgear rbs40_firmwarev < 2.3.0.222.3.0.22
netgear srk60_firmwarev < 2.2.0.642.2.0.64
netgear srr60_firmwarev < 2.2.0.642.2.0.64
netgear srs60_firmwarev < 2.2.0.642.2.0.64
netgear wndr3700_firmwarev < 1.0.2.1021.0.2.102
netgear wndr4300_firmwarev < 1.0.2.104, v < 1.0.0.561.0.2.104, 1.0.0.56
netgear wndr4500_firmwarev < 1.0.0.561.0.0.56
netgear wnr2000_firmwarev < 1.0.0.661.0.0.66

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