PatchTheCVECVE-2015-4400: Ring (formerly DoorBot) video doorbells allow remote attackers to obtain sensitive information about the wirel
CVE-2015-4400 is a medium-severity flaw (CVSS 4.6) affecting ring firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Ring (formerly DoorBot) video doorbells allow remote attackers to obtain sensitive information about the wireless network configuration by pressing the set up button and leveraging an API in the GainSpan Wi-Fi module.
Why this priority
- No elevated risk signals yet
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 4.6 (Medium) |
| Attack vector | Physical |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.6% (top 49%) |
| CISA exploited list | No |
| Weakness | CWE-255 |
| Published | 2018-02-06 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2015-4400?
ring firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2015-4400 being exploited?
CVE-2015-4400 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2015-4400 affect?
CVE-2015-4400 affects ring firmware. Severity is medium (CVSS 4.6). Ring (formerly DoorBot) video doorbells allow remote attackers to obtain sensitive information about the wireless network configuration by pressing the set up button and leveraging an API in the GainSpan Wi-Fi module.
How urgent is CVE-2015-4400?
Priority 29/100. No elevated risk signals yet.