CVE-2018-21162
9.8
CRITICAL · CVSS 3.1 · EPSS 3.4% (pctl 89)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D6400 before 1.0.0.78, EX6200 before 1.0.3.86, EX7000 before 1.0.0.64, R6250 before 1.0.4.8, R6300v2 before 1.0.4.6, R6400 before 1.0.1.12, R6700 before 1.0.1.16, R7000 before 1.0.7.10, R7100LG before 1.0.0.42, R7300DST before 1.0.0.44, R7900 before 1.0.1.12, R8000 before 1.0.3.36, R8300 before 1.0.2.74, R8500 before 1.0.2.74, WNDR3400v3 before 1.0.1.14, and WNR3500Lv2 before 1.2.0.48.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.44% — more likely to be exploited than 89% of all CVEs |
| Weakness | CWE-78 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-04-23 |
| Last modified | 2026-06-17 |
Affected (32)
| Vendor | Product |
|---|---|
| netgear | d6400 |
| netgear | d6400 firmware |
| netgear | ex6200 |
| netgear | ex6200 firmware |
| netgear | ex7000 |
| netgear | ex7000 firmware |
| netgear | r6250 |
| netgear | r6250 firmware |
| netgear | r6300 |
| netgear | r6300 firmware |
| netgear | r6400 |
| netgear | r6400 firmware |
| netgear | r6700 |
| netgear | r6700 firmware |
| netgear | r7000 |
| netgear | r7000 firmware |
| netgear | r7100lg |
| netgear | r7100lg firmware |
| netgear | r7300dst |
| netgear | r7300dst firmware |
| netgear | r7900 |
| netgear | r7900 firmware |
| netgear | r8000 |
| netgear | r8000 firmware |
| netgear | r8300 |
| netgear | r8300 firmware |
| netgear | r8500 |
| netgear | r8500 firmware |
| netgear | wndr3400 |
| netgear | wndr3400 firmware |
| netgear | wnr3500l |
| netgear | wnr3500l firmware |
References
→ the Explorer · watch your stack · NVD