In Flexense Sync Breeze Enterprise v10.1.16, the Control Protocol suffers from a denial of service vulnerability. The attack vector is a crafted SERVER_GET_INFO packet sent to control port 9121.
Conclusion & alert: CVE-2017-15664 is rated High Exploit Risk (78/100): CVSS High severity, with high exploitation likelihood (EPSS 9.14%, 95th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 43453 | exploit_db | edb | 2018-01-08 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-21 | 9.32% | 9.14% | -0.17% |
| 2 | 2026-06-15 | 18.43% | 9.32% | -9.11% |
| 3 | 2026-04-20 | — | 18.43% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.0 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| flexense | syncbreeze | 10.1.16 | cpe:2.3:a:flexense:syncbreeze:10.1.16:*:*:*:enterprise:*:*:* |
| URL | Tags |
|---|---|
| http://packetstormsecurity.com/files/145760/Sync-Breeze-Enterprise-10.1.16-Denial-Of-Service.html | Exploit Third Party Advisory VDB Entry |
| https://www.exploit-db.com/exploits/43453/ | Exploit Third Party Advisory VDB Entry |