Hard-coded credentials in Arlo Basestation firmware
Priority MEDIUM 46CWE-798Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-798.
Summary
Arlo Basestation firmware 1.12.0.1_27940 and prior contain a hardcoded username and password combination that allows root access to the device when an onboard serial interface is connected to.
Why it matters now
EPSS 0.0179 78th 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 |
|---|---|---|---|---|---|
| Arlo | Basestation firmware | up to 1.12.0.1_27940 | — | No fix listed | CNA |
- Basestation firmware VendorArlo Affected up to 1.12.0.1_27940 Fixed in — No fix listed CNA
CPE configurations NVD · 10
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:arlo:vmb3010_firmware:*:*:*:*:*:*:*:* | before 1.12.2.3_2762 | Vulnerable | Arlo |
| cpe:2.3:h:arlo:vmb3010:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arlo |
| cpe:2.3:o:arlo:vmb4000_firmware:*:*:*:*:*:*:*:* | before 1.12.2.3_2762 | Vulnerable | Arlo |
| cpe:2.3:h:arlo:vmb4000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arlo |
| cpe:2.3:o:arlo:vmb3500_firmware:*:*:*:*:*:*:*:* | before 1.12.2.4_2773 | Vulnerable | Arlo |
| cpe:2.3:h:arlo:vmb3500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arlo |
| cpe:2.3:o:arlo:vmb4500_firmware:*:*:*:*:*:*:*:* | before 1.12.2.4_2773 | Vulnerable | Arlo |
| cpe:2.3:h:arlo:vmb4500:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arlo |
| cpe:2.3:o:arlo:vmb5000_firmware:*:*:*:*:*:*:*:* | before 1.12.2.2_2824 | Vulnerable | Arlo |
| cpe:2.3:h:arlo:vmb5000:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Arlo |
- cpe:2.3:o:arlo:vmb3010_firmware:*:*:*:*:*:*:*:* Versions before 1.12.2.3_2762 Vulnerable ·Arlo
- cpe:2.3:h:arlo:vmb3010:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arlo
- cpe:2.3:o:arlo:vmb4000_firmware:*:*:*:*:*:*:*:* Versions before 1.12.2.3_2762 Vulnerable ·Arlo
- cpe:2.3:h:arlo:vmb4000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arlo
- cpe:2.3:o:arlo:vmb3500_firmware:*:*:*:*:*:*:*:* Versions before 1.12.2.4_2773 Vulnerable ·Arlo
- cpe:2.3:h:arlo:vmb3500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arlo
- cpe:2.3:o:arlo:vmb4500_firmware:*:*:*:*:*:*:*:* Versions before 1.12.2.4_2773 Vulnerable ·Arlo
- cpe:2.3:h:arlo:vmb4500:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arlo
- cpe:2.3:o:arlo:vmb5000_firmware:*:*:*:*:*:*:*:* Versions before 1.12.2.2_2824 Vulnerable ·Arlo
- cpe:2.3:h:arlo:vmb5000:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Arlo
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-3950
- 2026-10-03 Alias added: GHSA-f4jg-785x-37x7
References
More Arlo Vmb3010 Firmware vulnerabilities
- TI-2019-02955 Arlo Basestation firmware 1.12.0.1_27940 and prior firmware contain a networking… CVSS 3.0CRITICAL 9.8
Sources
- CVE-2019-3950 · CVE Program
- CVE-2019-3950 · NVD
- FIRST EPSS
- GHSA-f4jg-785x-37x7 · 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