PatchTheCVECVE-2017-7730: iSmartAlarm cube devices allow Denial of Service
CVE-2017-7730 is a high-severity flaw (CVSS 7.5) affecting cubeone firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
iSmartAlarm cube devices allow Denial of Service. Sending a SYN flood on port 12345 will freeze the "cube" and it will stop responding.
Why this priority
- High severity
- Public exploit reference
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.3% (top 30%) |
| CISA exploited list | No |
| Weakness | CWE-20 |
| Published | 2017-07-11 |
| 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-2017-7730?
cubeone firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2017-7730 being exploited?
CVE-2017-7730 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-2017-7730 affect?
CVE-2017-7730 affects cubeone firmware. Severity is high (CVSS 7.5). iSmartAlarm cube devices allow Denial of Service. Sending a SYN flood on port 12345 will freeze the "cube" and it will stop responding.
How urgent is CVE-2017-7730?
Priority 54/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action
Related CVEs
- CVE-2018-16224 MEDIUM 5.3 UPGRADE Incorrect access control for the diagnostic files of the iSmartAlarm Cube One through 2.2.4.10 allows an attac
- CVE-2017-7729 HIGH 7.5 MITIGATE On iSmartAlarm cube devices, there is Incorrect Access Control because a "new key" is transmitted in cleartext
- CVE-2017-7728 CRITICAL 9.8 MITIGATE On iSmartAlarm cube devices, there is authentication bypass leading to remote execution of commands (e.g., set
- CVE-2017-7726 HIGH 7.5 MITIGATE iSmartAlarm cube devices have an SSL Certificate Validation Vulnerability.
- CVE-2017-13664 CRITICAL 9.8 UPGRADE Password file exposure in firmware in iSmartAlarm CubeOne version 2.2.4.8 and earlier allows attackers to exec