Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker.
Priority LOW 39CWE-120Published · Updated
Key facts
- Attack vector
- Adjacent 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-120 and the CVSS impact.
Summary
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.36, D7000 before 1.0.1.74, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.40, R6080 before 1.0.0.40, R6050 before 1.0.1.18, R6120 before 1.0.0.48, R6220 before 1.1.0.86, R6260 before 1.1.0.64, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, and WNR2020 before 1.1.0.62.
Why it matters now
EPSS 0.00786 56th 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 · 28
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:* | before 1.1.00.36 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d6200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* | before 1.0.1.74 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:* | before 1.0.1.18 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:jr6150:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:pr2000_firmware:*:*:*:*:*:*:*:* | before 1.0.0.28 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:pr2000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:* | before 1.0.0.40 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:* Versions before 1.1.00.36 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d6200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.74 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.18 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:jr6150:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:pr2000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.28 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:pr2000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.40 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 18 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:* | before 1.0.0.40 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6080:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:* | before 1.0.1.18 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6050:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:* | before 1.0.0.48 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6120:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:* | before 1.1.0.86 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6260_firmware:*:*:*:*:*:*:*:* | before 1.1.0.64 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* | before 1.2.0.36 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* | before 1.2.0.36 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:* | before 1.2.0.36 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:* | before 1.1.0.62 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:wnr2020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.40 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6080:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.18 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6050:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.48 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6120:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.86 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6260_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.64 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.36 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.36 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.36 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6900:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:wnr2020_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.62 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:wnr2020:-:*:*:*:*:*:*:* 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-2019-20686
- 2026-10-03 Alias added: GHSA-rqmp-w279-4536
References
More NETGEAR D6200 Firmware vulnerabilities
- TI-2020-16335 Certain NETGEAR devices are affected by authentication bypass. CVSS 3.1CRITICAL 9.8
- TI-2020-18243 Certain NETGEAR devices are affected by a stack-based buffer overflow by an… CVSS 3.1CRITICAL 9.8
- TI-2020-16354 Certain NETGEAR devices are affected by authentication bypass. CVSS 3.1CRITICAL 9.8
- TI-2019-14950 Certain NETGEAR devices are affected by SQL injection. CVSS 3.1CRITICAL 9.8
- TI-2021-20638 Certain NETGEAR devices are affected by command injection by an authenticated user. CVSS 3.1HIGH 8.8
- TI-2019-14901 Certain NETGEAR devices are affected by authentication bypass. CVSS 3.1HIGH 8.8
Sources
- CVE-2019-20686 · CVE Program
- CVE-2019-20686 · NVD
- FIRST EPSS
- GHSA-rqmp-w279-4536 · 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