Certain NETGEAR devices are affected by server-side injection.
Priority LOW 34CWE-74Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, RBS50Y before 2.6.1.40, and WNR2020 before 1.1.0.62.
Why it matters now
EPSS 0.00347 28th 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 · 56
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:* | before 1.1.00.38 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d6200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* | before 1.0.1.78 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:* | before 1.0.0.48 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6020:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:* | before 1.0.0.48 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6080:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6050_firmware:*:*:*:*:*:*:*:* | before 1.0.1.26 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6050:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:* Versions before 1.1.00.38 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 1.0.1.78 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.48 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6020:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.48 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 1.0.1.26 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6050:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 46 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:jr6150_firmware:*:*:*:*:*:*:*:* | before 1.0.1.26 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:jr6150:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:* | before 1.0.0.66 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6120:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:* | before 1.1.0.100 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6230_firmware:*:*:*:*:*:*:*:* | before 1.1.0.110 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6230:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6260_firmware:*:*:*:*:*:*:*:* | before 1.1.0.78 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900v2_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700v2_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7450_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7450:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ac2100_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ac2400_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ac2600_firmware:*:*:*:*:*:*:*:* | before 1.2.0.76 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbk40_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbk40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbr40_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbr40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbs40_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbs40:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbk20_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbk20:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbr20_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbr20:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbs20_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbs20:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbk50_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbk50:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbr50_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbr50:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbs50_firmware:*:*:*:*:*:*:*:* | before 2.5.1.16 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbs50:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:rbs50y_firmware:*:*:*:*:*:*:*:* | before 2.6.1.40 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:rbs50y:-:*:*:*:*:*:*:* | not specified by NVD | 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:jr6150_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.26 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:jr6150:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:* Versions before 1.0.0.66 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 1.1.0.100 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6230_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.110 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6230:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6260_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.78 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900v2_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6900v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700v2_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7450_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7450:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ac2100_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ac2100:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ac2400_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ac2400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:ac2600_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.76 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ac2600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbk40_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbk40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbr40_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbr40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbs40_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbs40:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbk20_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbk20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbr20_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbr20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbs20_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbs20:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbk50_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbk50:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbr50_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbr50:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbs50_firmware:*:*:*:*:*:*:*:* Versions before 2.5.1.16 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbs50:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:rbs50y_firmware:*:*:*:*:*:*:*:* Versions before 2.6.1.40 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:rbs50y:-:*:*:*:*:*:*:* Versions not specified by NVD 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-2021-45657
- 2026-10-03 Alias added: GHSA-3r3x-75vr-q97w
References
More NETGEAR Ac2100 Firmware vulnerabilities
- TI-2021-20598 Certain NETGEAR devices are affected by authentication bypass. CVSS 3.1CRITICAL 9.8
- TI-2020-16934 Authentication bypass in NETGEAR Multiple Routers 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
- TI-2021-20724 Certain NETGEAR devices are affected by a stack-based buffer overflow by an… CVSS 3.1CRITICAL 9.8
- TI-2021-09955 Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. CVSS 3.1CRITICAL 9.9
- TI-2021-20731 Certain NETGEAR devices are affected by incorrect configuration of security settings. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2021-45657 · CVE Program
- CVE-2021-45657 · NVD
- FIRST EPSS
- GHSA-3r3x-75vr-q97w · 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