Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated…
Priority MEDIUM 41CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- 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-787 and the CVSS impact.
Summary
Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before 1.0.11.126, R7000P before 1.3.3.140, RAX200 before 1.0.5.126, RAX75 before 1.0.5.126, and RAX80 before 1.0.5.126.
Why it matters now
EPSS 0.01323 71st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
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 · 16
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:* | before 1.0.4.118 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:* | before 1.0.4.118 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* | before 1.3.3.140 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* | before 1.0.11.126 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* | before 1.3.3.140 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.118 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6400v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.118 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700v3:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.3.140 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.11.126 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.3.140 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 6 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* | before 1.0.5.126 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:* | before 1.0.5.126 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:* | before 1.0.5.126 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.5.126 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rax200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rax75_firmware:*:*:*:*:*:*:*:* Versions before 1.0.5.126 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rax75:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rax80_firmware:*:*:*:*:*:*:*:* Versions before 1.0.5.126 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rax80:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-45607
- 2026-10-03 Alias added: GHSA-6cv7-9hgp-4g7w
References
More NETGEAR R6400v2 Firmware vulnerabilities
- TI-2024-34909 Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were… CVSS 3.1HIGH 8.0
- TI-2024-34209 Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to… CVSS 3.1HIGH 8.0
- TI-2024-34198 Netgear R8500 v1.0.2.160, XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 were… CVSS 3.1HIGH 8.0
- TI-2024-34913 Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to… CVSS 3.1MEDIUM 5.7
- TI-2024-34912 Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to… CVSS 3.1MEDIUM 5.7
- TI-2024-34911 Netgear XR300 v1.0.3.78, R7000P v1.3.3.154, and R6400 v2 1.0.4.128 was discovered to… CVSS 3.1MEDIUM 5.7
Sources
- CVE-2021-45607 · CVE Program
- CVE-2021-45607 · NVD
- FIRST EPSS
- GHSA-6cv7-9hgp-4g7w · GitHub Advisory Database · CC BY 4.0
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