CVE-2015-3306
ProFTPD Improper Access Control Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-10-08. Federal due date: 2026-10-11.
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Public exploit code
Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.
- ProFTPd 1.3.5 - 'mod_copy' Remote Command Execution (2)2021-05-26 · remote · linux · Verified
- ProFTPd 1.3.5 - 'mod_copy' Command Execution (Metasploit)2015-06-10 · remote · linux · Verified
- ProFTPd 1.3.5 - File Copy2015-04-13 · remote · linux · Verified
- ProFTPd 1.3.5 - 'mod_copy' Remote Command Execution2015-04-21 · remote · linux
Impact
ProFTPD contains an improper access control vulnerability that could allow remote attackers to read and write to arbitrary files via the site cpfr and site cpto commands.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Fedoraproject | Fedora | Versions 20, 21, 22 |
| Debian | Debian Linux | Versions 7.0, 8.0, 9.0 |
| Opensuse | Tumbleweed | All versions |
| Suse | Linux Enterprise Server | Version 15 |
| Proftpd | Proftpd | Version 1.3.5 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157053.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157054.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157581.html
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00020.html
- http://packetstormsecurity.com/files/131505/ProFTPd-1.3.5-File-Copy.html
- http://packetstormsecurity.com/files/131555/ProFTPd-1.3.5-Remote-Command-Execution.html
- http://packetstormsecurity.com/files/131567/ProFTPd-CPFR-CPTO-Proof-Of-Concept.html
- http://packetstormsecurity.com/files/132218/ProFTPD-1.3.5-Mod_Copy-Command-Execution.html
- http://packetstormsecurity.com/files/162777/ProFTPd-1.3.5-Remote-Command-Execution.html
- http://www.debian.org/security/2015/dsa-3263
- http://www.rapid7.com/db/modules/exploit/unix/ftp/proftpd_modcopy_exec
- http://www.securityfocus.com/bid/74238
- https://www.exploit-db.com/exploits/36742/
- https://www.exploit-db.com/exploits/36803/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-3306