high
8.8
CWE
787 119
Advisory Published
Updated

CVE-2020-28373: Buffer Overflow

First published: Mon Nov 09 2020(Updated: )

upnpd on certain NETGEAR devices allows remote (LAN) attackers to execute arbitrary code via a stack-based buffer overflow. This affects R6400v2 V1.0.4.102_10.0.75, R6400 V1.0.1.62_1.0.41, R7000P V1.3.2.126_10.1.66, XR300 V1.0.3.50_10.3.36, R8000 V1.0.4.62, R8300 V1.0.2.136, R8500 V1.0.2.136, R7300DST V1.0.0.74, R7850 V1.0.5.64, R7900 V1.0.4.30, RAX20 V1.0.2.64, RAX80 V1.0.3.102, and R6250 V1.0.4.44.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear R6400v2 Firmware=1.0.4.102_10.0.75
NETGEAR R6400v2
Netgear R6400 Firmware=1.0.1.62_1.0.41
NETGEAR R6400
Netgear R7000p Firmware=1.3.2.126_10.1.66
Netgear R7000P
Netgear Xr300 Firmware=1.0.3.50_10.3.36
Netgear XR300
Netgear R8000 Firmware=1.0.4.62
NETGEAR R8000
Netgear R8300 Firmware=1.0.2.136
NETGEAR R8300
Netgear R8500 Firmware=1.0.2.136
NETGEAR R8500
Netgear R7300dst Firmware=1.0.0.74
Netgear R7300dst
Netgear R7850 Firmware=1.0.5.64
NETGEAR R6400v2
Netgear R7900 Firmware=1.0.4.30
Netgear R7900
Netgear Rax20 Firmware=1.0.2.64
Netgear Rax20
Netgear Rax80 Firmware=1.0.3.102
Netgear Rax80
netgear R6250 Firmware=1.0.4.44
NETGEAR R6250

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Reference Links

Frequently Asked Questions

  • What is CVE-2020-28373?

    CVE-2020-28373 is a vulnerability that allows remote attackers to execute arbitrary code on certain NETGEAR devices via a stack-based buffer overflow.

  • Which NETGEAR devices are affected by CVE-2020-28373?

    CVE-2020-28373 affects the following NETGEAR devices: R6400v2, R6400, R7000P, XR300, R8000, R8300, R8500, and R7300D.

  • What is the severity of CVE-2020-28373?

    CVE-2020-28373 has a severity rating of 8.8 (High).

  • How can remote (LAN) attackers exploit CVE-2020-28373?

    Remote (LAN) attackers can exploit CVE-2020-28373 by leveraging a stack-based buffer overflow vulnerability in the upnpd service on vulnerable NETGEAR devices.

  • Is there a fix available for CVE-2020-28373?

    At present, there is no official fix available for CVE-2020-28373. It is recommended to disable the upnpd service on affected NETGEAR devices or implement network-level mitigations.

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