CVE-2004-0173

Apache HTTP Server <= 1.3.29 and <= 2.0.48 on Cygwin - Directory Traversal via Dot Dot Encoded Backslash

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-0173. PoCs published by Jeremy Bae.

AI-analyzed exploit summary This is a writeup describing a directory traversal vulnerability in Apache on Cygwin platforms. It provides example URLs demonstrating how an attacker could access files outside the server root directory using encoded character sequences.

Description

Directory traversal vulnerability in Apache 1.3.29 and earlier, and Apache 2.0.48 and earlier, when running on Cygwin, allows remote attackers to read arbitrary files via a URL containing "..%5C" (dot dot encoded backslash) sequences.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Jeremy Bae · textremotewindows
https://www.exploit-db.com/exploits/23751

This is a writeup describing a directory traversal vulnerability in Apache on Cygwin platforms. It provides example URLs demonstrating how an attacker could access files outside the server root directory using encoded character sequences.

Classification
Writeup 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Theoretical
Target: Apache on Cygwin
No auth needed
Prerequisites: Apache running on Cygwin
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (7)

Core 7
Core References
Issue Tracking x_refsource_confirm
http://www.apacheweek.com/issues/04-03-12
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=107765545431387&w=2
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/15293
Various Sources x_refsource_confirm
http://issues.apache.org/bugzilla/show_bug.cgi?id=26152
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/10962
Exploit, Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/9733

Scores

EPSS 0.1576
EPSS Percentile 96.4%

Details

Status published
Products (11)
apache/http_server 0.8.11
apache/http_server 0.8.14
apache/http_server 1.0
apache/http_server 1.0.2
apache/http_server 1.0.3
apache/http_server 1.0.5
apache/http_server 1.1
apache/http_server 1.1.1
apache/http_server 1.2
apache/http_server 1.2.5
... and 1 more
Published Apr 15, 2004
Tracked Since Feb 18, 2026