23229 : lighttpd Unexpected Capitalization File Extension Request Source Disclosure
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
9	394	over 6 years ago	over 4 years ago	0 times	90%

Timeline

Disclosure Date	Exploit Publish Date
2006-01-15	2006-01-15

Description

Lighttpd contains a flaw that may allow a malicious user to display the source code of arbitrary scripts instead of generated response. The issue is triggered when processing specially crafted HTTP requests containing file extensions with unexpected capitalization. It is possible that the flaw may allow to bypass URL checks and obtain sensitive information resulting in a loss of confidentiality.

Classification

Location: Remote / Network Access
Attack Type: Input Manipulation
Impact: Loss of Confidentiality
Exploit: Exploit Public
Disclosure: OSVDB Verified, Vendor Verified
OSVDB: Web Related

Technical

This issue can only be exploited on case insenstive file-systems like NTFS and FAT on Windows and HFS(+) on MacOSX operating systems.

Solution

Upgrade to version 1.4.9 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Jan Kneschke	Lighttpd	1.4.9
		1.4.8

References

Secunia Advisory ID: 18869
CVE ID: 2006-0760 (see also: NVD)
VUPEN Advisory: ADV-2006-0550
Vendor Specific News/Changelog Entry: http://www.lighttpd.net/news/

Manual Testing Notes

Credit

Schmidt Ryan - lighty-2006Q1ryandesign.com -

CVSSv2 Score

CVSSv2 Base Score = 2.6
Source: nvd.nist.gov | Generated: 2006-02-28 | Disagree?

Blogs

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This section lists the latest news and blogs found via the daylife API (and for older items, the technorati API), which mention or otherwise discuss this vulnerability.

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