# CVE-2015-3306: ProFTPD Improper Access Control Vulnerability

- Exploited (CISA KEV): yes, added 2026-10-08
- Published: 2015-05-18
- CVSS: 10 CRITICAL (v3.1)
- EPSS: 99.5% (100th percentile)
- CWE: CWE-284

The mod_copy module in ProFTPD 1.3.5 allows remote attackers to read and write to arbitrary files via the site cpfr and site cpto commands.

## Edge WAF coverage (claimed by vendors, not measured)

| Vendor | Status | First rule | Days after publication |
|---|---|---|---|
| Cloudflare | Before feed history | — | — |
| AWS | Before feed history | — | — |
| Microsoft Azure | No public claim | — | — |
| Google Cloud | Before feed history | — | — |
| Fastly | Before feed history | — | — |
| F5 | Before feed history | — | — |
| Akamai | No public source | — | — |
| OWASP CRS | Before feed history | — | — |

"No public claim" means no vendor statement names this CVE; "Before feed history" means the CVE is older than the vendor feed. In both cases generic rules may still block it.

HTML: https://cve.vigilbase.com/cve/CVE-2015-3306 · JSON: https://cve.vigilbase.com/api/v1/cves/CVE-2015-3306