Description
Konqueror 3.3.1 allows remote attackers to execute arbitrary FTP commands via an ftp:// URL that contains a URL-encoded newline ("%0a") before the FTP command, which causes the commands to be inserted into the resulting FTP session, as demonstrated using a PORT 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 3.0 | kdelibs | 4:2.2.2-13.woody.13 | DSA-631-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 4 | kdelibs +1 | 6:3.3.1-3.3 | RHSA-2005:065 |
| RHEL 3 | kdebase +1 | 6:3.1.3-5.8 | RHSA-2005:009 |
| RHEL 3 | kdelibs +1 | 6:3.1.3-6.9 | RHSA-2005:009 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- KDE FTP - KIOSlave URI Arbitrary FTP Server Command Execution EDB-24801 · remote · Dec 6, 2004 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 3
- RHSA-2005:065 Red Hat Security Advisory: kdelibs security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHSA-2005:009 Red Hat Security Advisory: kdelibs, kdebase security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-631-1 kdelibs - unsanitised input Debian Security (DSA / DLA) · Mar 9, 2026
References
- RHSA-2005:065 vendor-advisory
- GLSA-200501-18 vendor-advisory
- oval:org.mitre.oval:def:9645 vdb-entry signature
- web-browser-ftp-command-execution(18384) vdb-entry
- DSA-631 vendor-advisory
- 20041205 7a69Adv#16 - Konqueror FTP command injection mailing-list
- RHSA-2005:009 vendor-advisory
- MDKSA-2005:045 vendor-advisory