CVE-2002-0493 json
Apache Tomcat may be started without proper security settings
published 2002-08-12 24 y ago modified 2026-06-16 4 mo ago also GHSA-p543-jg43-9pm5 , EUVD-2022-1792
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.8%
- EPSS 3.8% chance of exploitation in 30 days, percentile 90%
- public exploits
- 0
- none known
Summary
Apache Tomcat may be started without proper security settings if errors are encountered while reading the web.xml file, which could allow attackers to bypass intended restrictions.
Patch / fix
- maven org.apache.tomcat:tomcat 4.0b7
Exploit prediction
3.80% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| maven | org.apache.tomcat:tomcat | <4.0b7 |
4.0b7 |
Classification
References
- apachelabs.org /tomcat-dev/200108.mbox/%3C20010810000819.6350.qmail%40icarus.apache.org%3E
-
iss.net
/security_center/static/9863.php
vdb-entry, third-party-advisory
-
marc.info
/?l=bugtraq&m=101709002410365&w=2
mailing-list, web
-
lists.apache.org
/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
mailing-list
-
lists.apache.org
/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
mailing-list
-
lists.apache.org
/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
mailing-list
-
nvd.nist.gov
/vuln/detail/CVE-2002-0493
advisory
-
github.com
/apache/tomcat
package
-
lists.apache.org
/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5@%3Cdev.tomcat.apache.org%3E
web
-
lists.apache.org
/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74@%3Cdev.tomcat.apache.org%3E
web
-
lists.apache.org
/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3@%3Cdev.tomcat.apache.org%3E
web
-
web.archive.org
/web/20020903071650/http://www.iss.net/security_center/static/9863.php
web
Sources
- CVE List CVE-2002-0493
- GitHub Advisory GHSA-p543-jg43-9pm5
- NVD CVE-2002-0493
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.