Description
Multiple directory traversal vulnerabilities in the mod_site_misc module in ProFTPD before 1.3.3c allow remote authenticated users to create directories, delete directories, create symlinks, and modify file timestamps via directory traversal sequences in a (1) SITE MKDIR, (2) SITE RMDIR, (3) SITE SYMLINK, or (4) SITE UTIME command.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | proftpd-dfsg | 1.3.3a-4 | — |
| Debian 13 | proftpd-dfsg | 1.3.3a-4 | — |
| Debian 12 | proftpd-dfsg | 1.3.3a-4 | — |
| Debian 5.0 | proftpd-dfsg | 1.3.1-17lenny6 | DSA-2191-1 |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- ProFTPD < 1.3.3c - Directory Traversal via mod_site_misc network/cves/2010/CVE-2010-3867.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
Advisories 1
- DSA-2191-1 proftpd-dfsg - several Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://www.proftpd.org/docs/NEWS-1.3.3c
- 42047 third-party-advisory
- DSA-2191 vendor-advisory
- FEDORA-2010-17091 vendor-advisory
- http://bugs.proftpd.org/show_bug.cgi?id=3519
- 42217 third-party-advisory
- FEDORA-2010-17098 vendor-advisory
- FEDORA-2010-17220 vendor-advisory
- ADV-2010-2941 vdb-entry
- SSA:2010-305-03 vendor-advisory
- [oss-security] 20101101 Re: Proftpd pre-authentication buffer overflow in Telnet code mailing-list
- ADV-2010-2853 vdb-entry
- ADV-2010-2962 vdb-entry
- 42052 third-party-advisory
- MDVSA-2010:227 vendor-advisory
- 44562 vdb-entry
- ADV-2010-2959 vdb-entry