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Critical 10.0Known exploited (CISA KEV)Published May 18, 2015
CVE-2015-3306The 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.
Updated under an hour ago ()
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It affects fedoraproject fedora and 4 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Oct 8, 2026; federal agencies had to remediate by Oct 11, 2026. Treat that date as your deadline.
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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.
- CVSS
- 10.0 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-284
- Known exploited
- Added to CISA KEV Oct 8, 2026; federal remediation due Oct 11, 2026Apply 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.
- EPSS (exploitation in the next 30 days)
- 99.50% (percentile 100)
- Assigned by
- mitre
- NVD analysis
- Analyzed
- Record last updated
- Oct 9, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
fedoraproject fedora fedoraproject:fedora | 20; 21; 22 | NVD |
debian debian_linux debian:debian_linux | 7.0; 8.0; 9.0 | NVD |
opensuse tumbleweed opensuse:tumbleweed | all versions | NVD |
suse linux_enterprise_server suse:linux_enterprise_server | 15; 15 | NVD |
proftpd proftpd proftpd:proftpd | 1.3.5 | NVD |
References
- http://www.rapid7.com/db/modules/exploit/unix/ftp/proftpd_modcopy_execx-refsource-misc
- https://www.exploit-db.com/exploits/36803/exploit, x-refsource-exploit-db
- http://packetstormsecurity.com/files/131555/ProFTPd-1.3.5-Remote-Command-Execution.htmlx-refsource-misc
- http://www.debian.org/security/2015/dsa-3263vendor-advisory, x-refsource-debian
- http://packetstormsecurity.com/files/131567/ProFTPd-CPFR-CPTO-Proof-Of-Concept.htmlx-refsource-misc
- http://packetstormsecurity.com/files/132218/ProFTPD-1.3.5-Mod_Copy-Command-Execution.htmlx-refsource-misc
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00020.htmlvendor-advisory, x-refsource-suse
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157053.htmlvendor-advisory, x-refsource-fedora
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157054.htmlvendor-advisory, x-refsource-fedora
- http://www.securityfocus.com/bid/74238vdb-entry, x-refsource-bid
- https://www.exploit-db.com/exploits/36742/exploit, x-refsource-exploit-db
- http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157581.htmlvendor-advisory, x-refsource-fedora
- http://packetstormsecurity.com/files/131505/ProFTPd-1.3.5-File-Copy.htmlx-refsource-misc
- http://packetstormsecurity.com/files/162777/ProFTPd-1.3.5-Remote-Command-Execution.htmlx-refsource-misc
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