Apache Tomcat 4.0.3, when running on Windows, allows remote attackers to obtain sensitive information via a request for a file that contains an MS-DOS device name such as lpt9, which leaks the pathname in an error message, as demonstrated by lpt9.xtp using Nikto.
CVE-2005-4703
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 97.7%
- KEV
- Not listed
Published
December 31, 2005
Last Modified
April 16, 2026
References (16)
- cve@mitrehttp://osvdb.org/ref/20/20033-tomcat-dos-path_disclosure.txt
- cve@mitrehttp://tomcat.apache.org/security-4.html
- cve@mitrehttp://www.osvdb.org/20033
- cve@mitrehttp://www.securityfocus.com/bid/28484
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/42914
- cve@mitrehttps://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
- cve@mitrehttps://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
- cve@mitrehttps://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
- af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/ref/20/20033-tomcat-dos-path_disclosure.txt
- af854a3a-2127-422b-91ae-364da2661108http://tomcat.apache.org/security-4.html
- af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/20033
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/28484
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/42914
- af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
- af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
Patch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| maven | org.apache.tomcat:tomcat | — | ghsa |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Maven(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| org.apache.tomcat:tomcat | — | — | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 29× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:25 UTCEPSS rescore
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- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 10:33 UTCEG score recompute
- 2026-05-31 10:33 UTCGHSA enrichment
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- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-20 11:20 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Publicly available exploits
(1 reference)Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-31551✓ verifiedFirst seen Oct 14, 2005
Apache Tomcat 4.0.3 - Requests Containing MS-DOS Device Names Information Disclosure
Open source ↗
Related CVEs(same product + same CWE)
Same product
10 shownmaven:org.apache.tomcat:tomcat
Same CWE
10 shownCWE-200
Frequently asked(4)
What is CVE-2005-4703?
When was CVE-2005-4703 disclosed?
Is CVE-2005-4703 actively exploited?
How do I remediate CVE-2005-4703?
Dependency Blast Radius
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