Description
Horde Application Framework 3.0.9 allows remote attackers to read arbitrary files via a null character in the url parameter in services/go.php, which bypasses a sanity check.
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 3.1 | horde2 | 2.2.8-1sarge2 | DSA-1034-1 |
| Debian 3.1 | horde3 | 3.0.4-4sarge3 | DSA-1033-1 |
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
- Horde Web-Mail 3.x - 'go.php' Remote File Disclosure EDB-4850 · webapps · Jan 6, 2008 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- DSA-1033-1 horde3 - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-1034-1 horde2 - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- 590 third-party-advisory
- GLSA-200604-02 vendor-advisory
- DSA-1034 vendor-advisory
- 19528 third-party-advisory
- 17117 vdb-entry
- 19246 third-party-advisory
- 23918 vdb-entry
- 19692 third-party-advisory
- horde-servicesgo-information-disclosure(25239) vdb-entry
- ADV-2006-0959 vdb-entry
- 19619 third-party-advisory
- 1015771 vdb-entry
- DSA-1033 vendor-advisory
- 20060315 CodeScan Advisory: Unauthenticated Arbitrary File Read in Horde v3.09 and prior mailing-list
- 20060315 CodeScan Advisory: Unauthenticated Arbitrary File Read in Horde v3.09 and prior mailing-list
- 19897 third-party-advisory
- SUSE-SR:2006:009 vendor-advisory