CVE-2002-2272

highpriority · track · 44EPSS 0.097 · 95 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

9.68% (95th) EPSS

CVSS 7.8 · high

Is it mine?

37 products

Check your exposure

Who says so?

3 sources

enisa_euvd · nvd · osv

EPSS · scored 2026-10-27

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.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v2.07highAV:N/AC:L/Au:N/C:N/I:N/A:C/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119US

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-22068Apache 1.3.x + Tomcat 4.0.x/4.1.x mod_jk - Chunked Encoding Denial of Servicefunctional · exploit_db

affected products (37)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
apache http server= 1.3nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.0nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.1nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.10nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.11nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.12nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.13nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.14nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.15nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.16nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.17nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.18nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.19nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.2nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.20nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.22nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.23nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.24nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
apache http server= 1.3.25nvdUScpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

showing 20 of 37

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-pqr5-9v2j-44xgApache Tomcat DoS via Malicious Get Request2022-04-30ghsa · osvUS
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.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd osv NVD CVE.org MITRE

published 2002-12-31modified 2026-06-16

related (21,043)

Related entries.

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+21038 more

references (6)

External citations — patches, advisories, analysis.

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