CVE-2018-21187
Medium
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects D7800 before 1.0.1.30, R7500 before 1.0.0.122, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.92, WNDR4300 before 1.0.2.94, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.
SeverityMedium
CVSS6.8
Exploit probability—
Product
Netgear D7800 Firmware
PublishedApr 28, 2020
First seenApr 28, 2020
How to fix
Update
- netgear d7800_firmware1.0.1.30 or later
- netgear r7500_firmware1.0.0.122, 1.0.3.24 or later
- netgear r7800_firmware1.0.2.40 or later
- netgear r9000_firmware1.0.2.52 or later
- netgear wndr3700_firmware1.0.2.92 or later
- netgear wndr4300_firmware1.0.2.94, 1.0.0.50 or later
- netgear wndr4500_firmware1.0.0.50 or later
- netgear wnr2000_firmware1.0.0.62 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| netgear d7800_firmware | v < 1.0.1.30 | 1.0.1.30 |
| netgear r7500_firmware | v < 1.0.0.122, v < 1.0.3.24 | 1.0.0.122, 1.0.3.24 |
| netgear r7800_firmware | v < 1.0.2.40 | 1.0.2.40 |
| netgear r9000_firmware | v < 1.0.2.52 | 1.0.2.52 |
| netgear wndr3700_firmware | v < 1.0.2.92 | 1.0.2.92 |
| netgear wndr4300_firmware | v < 1.0.2.94, v < 1.0.0.50 | 1.0.2.94, 1.0.0.50 |
| netgear wndr4500_firmware | v < 1.0.0.50 | 1.0.0.50 |
| netgear wnr2000_firmware | v < 1.0.0.62 | 1.0.0.62 |
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