CVE-2019-20728: Buffer Overflow

Published Apr 16, 2020
·
Updated

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6400 before 1.0.0.74, D7000v2 before 1.0.0.74, D7800 before 1.0.1.34, D8500 before 1.0.3.39, DGN2200v4 before 1.0.0.102, DGND2200Bv4 before 1.0.0.102, DM200 before 1.0.0.52, JNDR3000 before 1.0.0.22, RBK50 before 2.3.5.30, RBR50 before 2.3.5.30, RBS50 before 2.3.5.30, RBW30 before 2.1.2.6, R6250 before 1.0.4.26, R6300v2 before 1.0.4.24, R6400 before 1.0.1.36, R6400v2 before 1.0.2.52, R6700 before 1.0.1.44, R6900 before 1.0.1.44, R7000 before 1.0.9.26, R6900P before 1.3.0.20, R7000P before 1.3.0.20, R7100LG before 1.0.0.40, R7300DST before 1.0.0.62, R7500v2 before 1.0.3.26, R7800 before 1.0.2.44, R7900 before 1.0.2.10, R8000 before 1.0.4.12, R7900P before 1.3.0.10, R8000P before 1.3.0.10, R8300 before 1.0.2.116, R8500 before 1.0.2.116, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WNDR3400v3 before 1.0.1.18, WNDR3700v4 before 1.0.2.96, WNDR4300v1 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, WNR2000v5 before 1.0.0.64, and WNR3500Lv2 before 1.2.0.48.

Affected Software

80 affected components
Netgear D6400 Firmware<1.0.0.74
Netgear D6400
Netgear D7000 Firmware<1.0.0.74
Netgear D7000=v2
Netgear D7800 Firmware<1.0.1.34
Netgear D7800
Netgear D8500 Firmware<1.0.3.39
Netgear D8500
Netgear Dgn2200 Firmware<1.0.0.102
Netgear DGN2200=v4
Netgear Dgnd2200b Firmware<1.0.0.102
Netgear DGND2200B=v4
Netgear Dm200 Firmware<1.0.0.52
Netgear DM200
Netgear Jndr3000 Firmware<1.0.0.22
Netgear JNDR3000
Netgear Rbk50 Firmware<2.3.5.30
Netgear RBK50
Netgear Rbr50 Firmware<2.3.5.30
Netgear RBR50
Netgear Rbs50 Firmware<2.3.5.30
Netgear RBS50
Netgear Rbw30 Firmware<2.1.2.6
Netgear RBW30
Netgear R6250 Firmware<1.0.4.26
Netgear R6250
Netgear R6300 Firmware<1.0.4.24
Netgear R6300=v2
Netgear R6400 Firmware<1.0.1.36
Netgear R6400
Netgear R6400 Firmware<1.0.2.52
Netgear R6400=v2
Netgear R6700 firmware<1.0.1.44
Netgear R6700
Netgear R6900 Firmware<1.0.1.44
Netgear R6900
Netgear R7000 Firmware<1.0.9.26
Netgear R7000
Netgear R6900p Firmware<1.3.0.20
Netgear R6900P
Netgear R7000p Firmware<1.3.0.20
Netgear R7000P
Netgear R7100lg Firmware<1.0.0.40
Netgear R7100LG
Netgear R7300dst Firmware<1.0.0.62
Netgear R7300DST
Netgear R7500 Firmware<1.0.3.26
Netgear R7500=v2
Netgear R7800 firmware<1.0.2.44
Netgear R7800
Netgear R7900 Firmware<1.0.2.10
Netgear R7900
Netgear R8000 Firmware<1.0.4.12
Netgear R8000
Netgear R7900p Firmware<1.3.0.10
Netgear R7900P
Netgear R8000p Firmware<1.3.0.10
Netgear R8000P
Netgear R8300 Firmware<1.0.2.116
Netgear R8300
Netgear R8500 Firmware<1.0.2.116
Netgear R8500
Netgear R8900 Firmware<1.0.3.10
Netgear R8900
Netgear R9000 Firmware<1.0.3.10
Netgear R9000
Netgear Wndr3400 Firmware<1.0.1.18
Netgear WNDR3400=v3
Netgear Wndr3700 Firmware<1.0.2.96
Netgear WNDR3700=v4
Netgear Wndr4300 Firmware<1.0.2.98
Netgear WNDR4300=v1
Netgear Wndr4300 Firmware<1.0.0.54
Netgear WNDR4300=v2
Netgear Wndr4500 Firmware<1.0.0.54
Netgear WNDR4500=v3
Netgear Wnr2000 Firmware<1.0.0.64
Netgear WNR2000=v5
Netgear Wnr3500l Firmware<1.2.0.48
Netgear WNR3500L=v2

Event History

Apr 16, 2020
CVE Published
via MITRE·07:05 PM
Data Sourced
via MITRE·07:05 PM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2019-20728?

CVE-2019-20728 has a medium severity rating due to the potential for unauthorized access and system instability.

2

What devices are affected by CVE-2019-20728?

CVE-2019-20728 affects various NETGEAR devices including D6400, D7000v2, D7800, D8500, and others prior to their respective firmware updates.

3

How do I fix CVE-2019-20728?

To fix CVE-2019-20728, update your NETGEAR device firmware to the specified versions or later that address the vulnerability.

4

What type of vulnerability is described in CVE-2019-20728?

CVE-2019-20728 is a buffer overflow vulnerability that can be exploited by an authenticated user.

5

Is there a workaround for CVE-2019-20728?

Currently, the best workaround for CVE-2019-20728 is to ensure that your devices are updated to the latest firmware that mitigates this vulnerability.

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