Certain NETGEAR devices are affected by command injection by an authenticated user.
Priority LOW 36CWE-77Published · Updated
Key facts
- Attack vector
- Local
- 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 · CNA. Fix status from CNA. Impact type from CWE-77.
Summary
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects AC2100 before 1.2.0.88, AC2400 before 1.2.0.88, AC2600 before 1.2.0.88, D7000 before 1.0.1.82, R6220 before 1.1.0.110, R6230 before 1.1.0.110, R6260 before 1.1.0.84, R6330 before 1.1.0.84, R6350 before 1.1.0.84, R6700v2 before 1.2.0.88, R6800 before 1.2.0.88, R6850 before 1.1.0.84, R6900v2 before 1.2.0.88, R7200 before 1.2.0.88, R7350 before 1.2.0.88, R7400 before 1.2.0.88, and R7450 before 1.2.0.88.
Why it matters now
EPSS 0.01092 65th 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 · 34
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:netgear:ac2100_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2100:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ac2400_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:ac2600_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:ac2600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* | before 1.0.1.82 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:* | before 1.1.0.110 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
- cpe:2.3:o:netgear:ac2100_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 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 1.2.0.88 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 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:ac2600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:* Versions before 1.0.1.82 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:d7000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6220_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.110 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6220:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
Show 24 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| 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 1.1.0.84 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6330_firmware:*:*:*:*:*:*:*:* | before 1.1.0.84 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6330:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6350_firmware:*:*:*:*:*:*:*:* | before 1.1.0.84 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6350:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6700v2_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6700v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6850_firmware:*:*:*:*:*:*:*:* | before 1.1.0.84 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6850:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r6900v2_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r6900v2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7200_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7200:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7350_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7350:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7400_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7400:-:*:*:*:*:*:*:* | not specified by NVD | Running on | NETGEAR |
| cpe:2.3:o:netgear:r7450_firmware:*:*:*:*:*:*:*:* | before 1.2.0.88 | Vulnerable | NETGEAR |
| cpe:2.3:h:netgear:r7450:-:*:*:*:*:*:*:* | 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 1.1.0.84 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6260:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6330_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.84 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6330:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6350_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.84 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6350:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6700v2_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6700v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6800:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6850_firmware:*:*:*:*:*:*:*:* Versions before 1.1.0.84 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6850:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r6900v2_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r6900v2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7200_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7200:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7350_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7350:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7400_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7400:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NETGEAR
- cpe:2.3:o:netgear:r7450_firmware:*:*:*:*:*:*:*:* Versions before 1.2.0.88 Vulnerable ·NETGEAR
- cpe:2.3:h:netgear:r7450:-:*:*:*:*:*:*:* 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-2021-45534
- 2026-10-03 Alias added: GHSA-93cf-3r2j-7pmj
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-2021-45534 · CVE Program
- CVE-2021-45534 · NVD
- FIRST EPSS
- GHSA-93cf-3r2j-7pmj · GitHub Advisory Database · CC BY 4.0
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