CVE-2020-28373

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-11-09 · updated 2026-06-17
Weakness: CWE-787

Description

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.

Affected products

NETGEAR R6250 Firmware: 1.0.4.44
NETGEAR R6400 Firmware: 1.0.1.62_1.0.41
NETGEAR R6400V2 Firmware: 1.0.4.102_10.0.75
NETGEAR R7000P: 1.3.2.126_10.1.66
NETGEAR R7300Dst Firmware: 1.0.0.74
NETGEAR R7850 Firmware: 1.0.5.64
NETGEAR R7900 Firmware: 1.0.4.30
NETGEAR R8000 Firmware: 1.0.4.62
NETGEAR R8300 Firmware: 1.0.2.136
NETGEAR R8500 Firmware: 1.0.2.136
NETGEAR Rax20 Firmware: 1.0.2.64
NETGEAR Rax80 Firmware: 1.0.3.102
NETGEAR Xr300 Firmware: 1.0.3.50_10.3.36

References

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