Certain NETGEAR devices are affected by a buffer overflow by an authenticated user.
Key facts
- Attack vector
- Adjacent network
- Privileges required
- High
- 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 authenticated user. This affects DGN2200 before 1.0.0.58, DGN2200B before 1.0.0.58, D8500 before 1.0.3.42, D7000v2 before 1.0.0.51, D6400 before 1.0.0.80, D6220 before 1.0.0.44, EX7000 before 1.0.0.66, EX6200 before 1.0.3.88, EX6150 before 1.0.0.42, EX7500 before 1.0.0.46, JNDR3000 before 1.0.0.24, R8000 before 1.0.4.18, R8500 before 1.0.2.122, R8300 before 1.0.2.122, R7900P before 1.4.0.10, R8000P before 1.4.0.10, R7900 before 1.0.2.16, R7000P before 1.3.1.44, R7300DST before 1.0.0.68, R7100LG before 1.0.0.46, R6900P before 1.3.1.44, R7000 before 1.0.9.32, R6900 before 1.0.1.46, R6700 before 1.0.1.46, R6400v2 before 1.0.2.56, R6400 before 1.0.1.42, R6300v2 before 1.0.4.28, R6250 before 1.0.4.26, WNDR4500v2 before 1.0.0.72, and WNR3500Lv2 before 1.2.0.54.
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 · 60
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:* | before 1.0.0.58 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:dgn2200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:dgn2200b_firmware:*:*:*:*:*:*:*:* | before 1.0.0.58 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:dgn2200b:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:* | before 1.0.3.42 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d8500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* | before 1.0.0.51 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d7000:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:* | before 1.0.0.80 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d6400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:dgn2200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.58 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:dgn2200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:dgn2200b_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.58 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:dgn2200b:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:d8500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.42 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d8500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.51 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d7000:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:d6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.80 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 50 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:d6220_firmware:*:*:*:*:*:*:*:* | before 1.0.0.44 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d6220:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:* | before 1.0.0.66 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:* | before 1.0.3.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex6200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:* | before 1.0.0.42 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex6150:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ex7500_firmware:*:*:*:*:*:*:*:* | before 1.0.0.46 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ex7500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:jndr3000_firmware:*:*:*:*:*:*:*:* | before 1.0.0.24 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:jndr3000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* | before 1.0.4.18 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* | before 1.0.2.122 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* | before 1.0.2.122 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:* | before 1.4.0.10 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:* | before 1.4.0.10 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* | before 1.0.2.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* | before 1.3.1.44 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:* | before 1.0.0.68 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7300dst:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* | before 1.0.0.46 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* | before 1.3.1.44 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900p:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:* | before 1.0.9.32 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:* | before 1.0.1.46 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* | before 1.0.1.46 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* | before 1.0.2.56 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6400:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* | before 1.0.1.42 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:* | before 1.0.4.28 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6300:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:* | before 1.0.4.26 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6250:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* | before 1.0.0.72 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:wndr4500:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
| cpe:2.3:o:netgear:wnr3500l_firmware:*:*:*:*:*:*:*:* | before 1.2.0.54 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:wnr3500l:v2:*:*:*:*:*:*:* | v2 | Running on | NETGEAR |
- cpe:2.3:o:netgear:d6220_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.44 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d6220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.66 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex6200_firmware:*:*:*:*:*:*:*:* Versions before 1.0.3.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex6200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex6150_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.42 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex6150:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ex7500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.46 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ex7500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:jndr3000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.24 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:jndr3000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.18 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.122 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.122 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8300:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7900p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.0.10 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7900p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:* Versions before 1.4.0.10 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r8000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.1.44 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7000p:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7300dst_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.68 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7300dst:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.46 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7100lg:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:* Versions before 1.3.1.44 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 1.0.9.32 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.46 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6900:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.46 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.2.56 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6400:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.42 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6300_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.28 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6300:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:r6250_firmware:*:*:*:*:*:*:*:* Versions before 1.0.4.26 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6250:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.72 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:wndr4500:v2:*:*:*:*:*:*:* Versions v2 Running on ·NETGEAR
- cpe:2.3:o:netgear:wnr3500l_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.54 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-2019-20754
- 2026-10-03 Alias added: GHSA-x7h9-rrcq-c95j
References
More NETGEAR D6220 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-2023-16567 Netgear D6220 with Firmware Version 1.0.0.80, D8500 with Firmware Version 1.0.3.60, R6700… CVSS 3.1HIGH 8.8
- TI-2022-10624 Buffer overflow in NETGEAR R6700v3 CVSS 3.1HIGH 8.8
- 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-2019-20754 · CVE Program
- CVE-2019-20754 · NVD
- FIRST EPSS
- GHSA-x7h9-rrcq-c95j · 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