Certain NETGEAR devices are affected by command injection by an unauthenticated attacker.
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.
Summary
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.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 32
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:* | before 1.0.0.78 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d6400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:* | before 1.0.3.86 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex6200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:* | before 1.0.0.64 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:* | before 1.0.4.8 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6250:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:* | before 1.0.4.6 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6300:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
- cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.78 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.86 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex6200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.64 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.8 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6250:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.6 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6300:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
Show 22 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* | before 1.0.1.12 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* | before 1.0.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* | before 1.0.7.10 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* | before 1.0.0.42 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:* | before 1.0.0.44 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7300dst:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* | before 1.0.1.12 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* | before 1.0.3.36 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* | before 1.0.2.74 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* | before 1.0.2.74 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:wndr3400_firmware:*:*:*:*:*:*:*:* | before 1.0.1.14 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:wndr3400:v3:*:*:*:*:*:*:* | v3 | Running on | NETGEAR |
| cpe:2.3:o:netgear:wnr3500l_firmware:*:*:*:*:*:*:*:* | before 1.2.0.48 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:wnr3500l:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
- cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.12 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.7.10 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.42 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.44 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7300dst:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.12 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.36 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.74 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.74 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:wndr3400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.14 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:wndr3400:v3:*:*:*:*:*:*:* Versions v3 Running on ·NETGEAR
- cpe:2.3:o:netgear:wnr3500l_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.48 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:wnr3500l:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-21162
- 2026-10-03 Alias added: GHSA-m25v-6jm5-xmw4
References
More NETGEAR D6400 Firmware vulnerabilities
- TI-2016-05377 NETGEAR R6250 before 1.0.4.6.Beta, R6400 before 1.0.1.18.Beta, R6700 before… KEVCVSS 3.1HIGH 8.8
- TI-2017-03537 An issue was discovered on NETGEAR R8500, R8300, R7000, R6400, R7300, R7100LG, R6300v2… KEVCVSS 3.1HIGH 8.1
- TI-2022-10624 Buffer overflow in NETGEAR R6700v3 CVSS 3.1HIGH 8.8
- TI-2025-06748 Netgear D6400 diag.cgi os command injection CVSS 4.0MEDIUM 5.3
- TI-2021-13978 Stack-based buffer overflow in NETGEAR R6400v2 CVSS 3.1HIGH 8.8
- TI-2021-16116 Certain NETGEAR devices are affected by lack of access control at the function level. CVSS 3.1CRITICAL 10.0
Sources
- CVE-2018-21162 · CVE Program
- CVE-2018-21162 · NVD
- FIRST EPSS
- GHSA-m25v-6jm5-xmw4 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences