Lighttpd .php file extension source disclosure
| lighttpd-ext-source-disclosure (24699) |  Low Risk |
Description:
lighttpd could allow a remote attacker to obtain sensitive information. If an attacker sends a URL request for a known .php file using an uppercase file extension (.PHP), the requested file's source code will be returned if the file system being used is case-sensitive.
Platforms Affected:
- Canonical, Ubuntu
- Debian, Debian Linux
- FedoraProject, Fedora Core 4
- FreeBSD, FreeBSD
- Gentoo, Linux
- lighttpd, lighttpd 1.4.8
- NetBSD, NetBSD
- OpenBSD, OpenBSD
- Slackware, Slackware Linux
Remedy:
Upgrade to the latest version of lighttpd (1.4.10 or later), available from the lighttpd Web site. See References.
Consequences:
Obtain Information
References:
- lighttpd Web site, Download at http://lighttpd.net/download/.
- lighttpd Web site, SECURITY: source file retrieval in lighttpd 1.4.8 and below at http://lighttpd.net/news/.
- CVE-2006-0760: LightTPD 1.4.8 and earlier, when the web root is on a case-insensitive filesystem, allows remote attackers to bypass URL checks and obtain sensitive information via file extensions with unexpected capitalization, as demonstrated by a request for index.PHP when the configuration invokes the PHP interpreter only for .php names.
- OSVDB ID: 23229: lighttpd Unexpected Capitalization File Extension Request Source Disclosure
- SA18869: Lighttpd Case-Insensitive Filename Source Code Disclosure
- VUPEN/ADV-2006-0550: Lighttpd Extension Handling Remote Source Code Disclosure Vulnerability
Reported:
Feb 13, 2006
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