CVE-2018-21205
High
Description
Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects D7800 before 1.0.1.30, EX2700 before 1.0.1.28, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R7800 before 1.0.2.40, R9000 before 1.0.2.52, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, WN3100RPv2 before 1.0.0.56, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.
SeverityHigh
CVSS8.8
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 ex2700_firmware1.0.1.28 or later
- netgear r6100_firmware1.0.1.20 or later
- netgear r7500_firmware1.0.0.118, 1.0.3.24 or later
- netgear r7800_firmware1.0.2.40 or later
- netgear r900_firmware1.0.2.52 or later
- netgear wn2000rpt_firmware1.0.1.20 or later
- netgear wn3000rp_firmware1.0.2.50 or later
- netgear wn3100rp_firmware1.0.0.56 or later
- netgear wndr3700_firmware1.0.2.96 or later
- netgear wndr4300_firmware1.0.2.98, 1.0.0.50 or later
- netgear wndr4500_firmware1.0.0.50 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| netgear d7800_firmware | v < 1.0.1.30 | 1.0.1.30 |
| netgear ex2700_firmware | v < 1.0.1.28 | 1.0.1.28 |
| netgear r6100_firmware | v < 1.0.1.20 | 1.0.1.20 |
| netgear r7500_firmware | v < 1.0.0.118, v < 1.0.3.24 | 1.0.0.118, 1.0.3.24 |
| netgear r7800_firmware | v < 1.0.2.40 | 1.0.2.40 |
| netgear r900_firmware | v < 1.0.2.52 | 1.0.2.52 |
| netgear wn2000rpt_firmware | v < 1.0.1.20 | 1.0.1.20 |
| netgear wn3000rp_firmware | v < 1.0.2.50 | 1.0.2.50 |
| netgear wn3100rp_firmware | v < 1.0.0.56 | 1.0.0.56 |
| netgear wndr3700_firmware | v < 1.0.2.96 | 1.0.2.96 |
| netgear wndr4300_firmware | v < 1.0.2.98, v < 1.0.0.50 | 1.0.2.98, 1.0.0.50 |
| netgear wndr4500_firmware | v < 1.0.0.50 | 1.0.0.50 |
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