medium
6.8
CWE
120 119
Advisory Published
Updated

CVE-2019-20712: Buffer Overflow

First published: Thu Apr 16 2020(Updated: )

Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7000v2 before 1.0.0.53, D8500 before 1.0.3.44, DGN2200v4 before 1.0.0.110, DGND2200Bv4 before 1.0.0.109, R6250 before 1.0.4.34, R6300v2 before 1.0.4.32, R6400 before 1.0.1.46, R6400v2 before 1.0.2.62, R6700 before 1.0.2.6, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.60, R7000P before 1.3.1.64, R7100LG before 1.0.0.52, R7300DST before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, and WNR3500Lv2 before 1.2.0.56.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
NETGEAR D6220 firmware<1.0.0.52
NETGEAR D6220 firmware
NETGEAR D6400<1.0.0.86
NETGEAR D6400 firmware
NETGEAR D7000v1 firmware<1.0.0.53
NETGEAR D7000 firmware=v2
Netgear D8500 Firmware<1.0.3.44
Netgear D8500 Firmware
NETGEAR DGN2200B firmware<1.0.0.110
NETGEAR DGN2200M=v4
NETGEAR DGN2200B firmware<1.0.0.109
NETGEAR DGND2200B firmware=v4
netgear R6250 Firmware<1.0.4.34
NETGEAR R6250
NETGEAR R6300 firmware<1.0.4.32
NETGEAR R6300 firmware=v2
NETGEAR R6400 firmware<1.0.1.46
NETGEAR R6400 firmware
NETGEAR R6400 firmware<1.0.2.62
NETGEAR R6400 firmware=v2
NETGEAR R6700 firmware<1.0.2.6
NETGEAR R6700v1 firmware
Netgear R6900 Firmware<1.0.2.4
Netgear R6900 Firmware
NETGEAR R6900P firmware<1.3.1.64
Netgear R6900 Firmware
Netgear Nighthawk R7000 Firmware<1.0.9.60
NETGEAR Nighthawk R7000
NETGEAR R7000P firmware<1.3.1.64
Netgear R7000P
NETGEAR R7100LG firmware<1.0.0.52
Netgear R7100LG
NETGEAR R7300DST firmware<1.0.0.70
NETGEAR R7300DST firmware
NETGEAR R7900P firmware<1.0.3.8
NETGEAR R7900P firmware
NETGEAR R7900P firmware<1.4.1.30
NETGEAR R7900P firmware
NETGEAR R8000 firmware<1.0.4.28
NETGEAR R8000 firmware
NETGEAR R8000P<1.4.1.30
NETGEAR R8000P firmware
NETGEAR R8300 firmware<1.0.2.128
NETGEAR R8300 firmware
NETGEAR R8500<1.0.2.128
NETGEAR R8500
NETGEAR WNDR3400<1.0.1.24
NETGEAR WNDR3400 firmware=v3
NETGEAR WNR3500L<1.2.0.56
NETGEAR WNR3500L firmware=v2

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Reference Links

Frequently Asked Questions

  • Which devices are affected by the buffer overflow vulnerability (CVE-2019-20712)?

    Netgear D6220, D6400, D7000v2, D8500, DGN2200v4, DGND2200Bv4, R6250, R6300v2, R6400, R6700, R6900, R6900p, R7000, R7000p, R7100lg, R7300dst, R7900, R7900p, R8000, R8000p, R8300, R8500, Wndr3400, and Wnr3500l.

  • What is the severity of CVE-2019-20712?

    The severity of CVE-2019-20712 is medium with a CVSS score of 6.8.

  • How can an authenticated user exploit the buffer overflow vulnerability?

    An authenticated user can exploit the buffer overflow vulnerability by sending a maliciously crafted request to a vulnerable NETGEAR device.

  • How can I fix the buffer overflow vulnerability on my NETGEAR device?

    To fix the buffer overflow vulnerability, update your NETGEAR device to the latest firmware version provided by NETGEAR.

  • Where can I find more information about the CVE-2019-20712 vulnerability?

    You can find more information about the CVE-2019-20712 vulnerability in the security advisory provided by NETGEAR.

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