CVE-2003-0866 EXPLOIT
5.0
MEDIUM · CVSS 2.0 · EPSS 34.8% (pctl 98)
Patch early
A public exploit exists.
Description
The Catalina org.apache.catalina.connector.http package in Tomcat 4.0.x up to 4.0.3 allows remote attackers to cause a denial of service via several requests that do not follow the HTTP protocol, which causes Tomcat to reject later requests.
Scoring
| CVSS | 5.0 (MEDIUM, v2.0) |
|---|---|
| Vector | AV:N/AC:L/Au:N/C:N/I:N/A:P |
| EPSS | 34.82% — more likely to be exploited than 98% of all CVEs |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2003-11-17 |
| Last modified | 2026-06-16 |
Affected (1)
| Vendor | Product |
|---|---|
| apache | tomcat |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Apache Tomcat 4.0.x - Non-HTTP Request Denial of Service | 2003-10-15 |
References
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506
- http://secunia.com/advisories/30899
- http://secunia.com/advisories/30908
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1
- http://tomcat.apache.org/security-4.html
- http://www.debian.org/security/2003/dsa-395
- http://www.securityfocus.com/bid/8824
- http://www.vupen.com/english/advisories/2008/1979/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/13429
- https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
- https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=215506
- http://secunia.com/advisories/30899
- http://secunia.com/advisories/30908
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-239312-1
- http://tomcat.apache.org/security-4.html
- http://www.debian.org/security/2003/dsa-395
- http://www.securityfocus.com/bid/8824
- http://www.vupen.com/english/advisories/2008/1979/references
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