CVE-2002-2272

Apache Tomcat DoS via Malicious Get Request

7.8 HighPublic exploit

Tomcat 4.0 through 4.1.12, using mod_jk 1.2.1 module on Apache 1.3 through 1.3.27, allows remote attackers to cause a denial of service (desynchronized communications) via an HTTP GET request with a Transfer-Encoding chunked field with invalid values.

Exploit likelihood

9.68%Up 4.2 points since Feb 4, 2022

What each source reports

NVD Score used 7.8

Record: CVE-2002-2272
CVSS 2.0: 7.8 HighAV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2002-2272
Updated: 2026-11-02

EUVDEUVD-2022-1803 No score

Record: EUVD-2022-1803
Updated: 2026-11-03

GitHub AdvisoriesGHSA-pqr5-9v2j-44xg No score

Apache Tomcat DoS via Malicious Get Request

Record: GHSA-pqr5-9v2j-44xg
Weakness: CWE-119
Updated: 2026-11-02

OSVGHSA-pqr5-9v2j-44xg No score

Apache Tomcat DoS via Malicious Get Request

Record: GHSA-pqr5-9v2j-44xg
Weakness: CWE-119
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`org.apache.tomcat:tomcat` Maven	4.0.0 to 4.1.12	None known

Public exploits

Links only. Every CVE stores no exploit code.

Public exploits
Source	Link	Date
Exploit-DB	Apache 1.3.x + Tomcat 4.0.x/4.1.x mod_jk - Chunked Encoding Denial of Service	2002-12-04

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, Exploit-DB, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2002-2272 is a high vulnerability (CVSS 7.8) in Apache Tomcat, published December 31, 2002. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 9.68%, the 95th percentile. No source names a fixed version.