medium
6.8
CWE
787 119
Advisory Published
Updated

CVE-2019-20735: Buffer Overflow

First published: Thu Apr 16 2020(Updated: )

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D3600 before 1.0.0.75, D6000 before V1.0.0.75, D6100 before V1.0.0.63, R7800 before v1.0.2.52, R8900 before v1.0.4.2, R9000 before v1.0.4.2, RBK50 before v2.3.0.32, RBR50 before v2.3.0.32, RBS50 before v2.3.0.32, WNDR3700v4 before V1.0.2.102, WNDR4300v1 before V1.0.2.104, WNDR4300v2 before v1.0.0.58, WNDR4500v3 before v1.0.0.58, WNR2000v5 before v1.0.0.68, and XR500 before V2.3.2.32.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear D3600 Firmware<1.0.0.75
NETGEAR D3600
Netgear D6000 Firmware<1.0.0.75
Netgear D6000
Netgear D6100 Firmware<1.0.0.63
NETGEAR D6100
NETGEAR R7800 firmware<1.0.2.52
NETGEAR R7800
Netgear R8900 Firmware<1.0.4.2
NETGEAR R8900
Netgear R9000 Firmware<1.0.4.2
NETGEAR R9000
Netgear Rbk50 Firmware<2.3.0.32
Netgear Rbk50
Netgear Rbr50 Firmware<2.3.0.32
Netgear Rbr50
Netgear Rbs50 Firmware<2.3.0.32
Netgear Rbs50
Netgear Wndr3700 Firmware<1.0.2.102
Netgear WNDR3700=v4
Netgear Wndr4300 Firmware<1.0.2.104
Netgear Wndr4300=v1
Netgear Wndr4300 Firmware<1.0.0.58
Netgear Wndr4300=v2
Netgear Wndr4500 Firmware<1.0.0.58
Netgear WNDR4500=v3
Netgear Wnr2000 Firmware<1.0.0.68
Netgear WNR2000=v5
Netgear Xr500 Firmware<2.3.2.32
NETGEAR XR500

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Reference Links

Frequently Asked Questions

  • What is CVE-2019-20735?

    CVE-2019-20735 is a vulnerability that affects certain NETGEAR devices and allows an authenticated user to perform a stack-based buffer overflow.

  • Which devices are affected by CVE-2019-20735?

    CVE-2019-20735 affects NETGEAR devices D3600 before 1.0.0.75, D6000 before V1.0.0.75, D6100 before V1.0.0.63, R7800 before v1.0.2.52, R8900 before v1.0.4.2, R9000 before v1.0.4.2, RBK50 before v2.3.0.32, RBR50 before v2.3.0.32, RBK50 before v2.3.0.32, RBR50 before v2.3.0.32, Rbs50 before v2.3.0.32, Wndr3700 before 2.3.0.32, Wndr4300 before 1.0.2.104, Wndr4300 before 1.0.0.58, Wndr4500 before 1.0.0.58, Wnr2000 before 1.0.0.68, and XR500 before v2.3.2.32.

  • What is the severity level of CVE-2019-20735?

    The severity level of CVE-2019-20735 is medium with a CVSS score of 6.8.

  • How does CVE-2019-20735 vulnerability occur?

    CVE-2019-20735 vulnerability occurs due to a stack-based buffer overflow caused by an authenticated user.

  • Where can I find more information about CVE-2019-20735?

    You can find more information about CVE-2019-20735 on the NETGEAR Security Advisory page at https://kb.netgear.com/000061191/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-Gateways-and-WiFi-Systems-PSV-2018-0138.

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