CVE-2004-0173
CVE-2004-0173 is a medium-severity vulnerability in Apache Http Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation.
Key facts
- Severity: Medium (CVSS 2.0 base score 5.0)
- EPSS exploit prediction: 16% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Apache Http Server
- Published:
- Last modified:
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.
Frequently asked questions
- What is CVE-2004-0173?
- 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.
- How severe is CVE-2004-0173?
- CVE-2004-0173 has a CVSS 2.0 base score of 5.0, rated medium severity.
- Is CVE-2004-0173 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2004-0173?
- CVE-2004-0173 primarily affects Apache Http Server. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2004-0173?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2004-0173 published?
- CVE-2004-0173 was published on 2004-04-15 and last updated on 2026-06-16.
References
- http://issues.apache.org/bugzilla/show_bug.cgi?id=26152
- http://lists.grok.org.uk/pipermail/full-disclosure/2004-February/017740.html
- http://marc.info/?l=bugtraq&m=107765545431387&w=2
- http://secunia.com/advisories/10962
- http://www.apacheweek.com/issues/04-03-12
- http://www.securityfocus.com/bid/9733
- https://exchange.xforce.ibmcloud.com/vulnerabilities/15293
Affected products (11)
- cpe:2.3:a:apache:http_server:0.8.11:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:0.8.14:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.0.2:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.0.3:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.0.5:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.1.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.2:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.2.5:*:*:*:*:*:*:*
- cpe:2.3:a:apache:http_server:1.3:*:*:*:*:*:*:*
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