CVE-2002-0493
Apache Tomcat may be started without proper security settings
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2002-0493- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-254
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2002-0493- Updated
- 2026-11-02
EUVDEUVD-2022-1792 No score
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.
- Record
EUVD-2022-1792- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p543-jg43-9pm5 No score
Apache Tomcat may be started without proper security settings
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.
- Record
GHSA-p543-jg43-9pm5- Weakness
- CWE-276
- Updated
- 2026-11-02
OSVGHSA-p543-jg43-9pm5 No score
Apache Tomcat may be started without proper security settings
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.
- Record
GHSA-p543-jg43-9pm5- Weakness
- CWE-276
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.tomcat:tomcatMaven |
before 4.0b7 | 4.0b7 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2002-0493 is a high vulnerability (CVSS 7.5) in Apache Tomcat, published August 12, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.80%, the 90th percentile. Fixed in org.apache.tomcat:tomcat 4.0b7.
References
apachelabs.org/tomcat-dev/200108.mbox/%3C20010810000819.6350.qmail%40icarus.apache.org%3E
iss.net/security_center/static/9863.php
marc.info?l=bugtraq&m=101709002410365&w=2
lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
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nvd.nist.gov/vuln/detail/CVE-2002-0493
web.archive.org/web/20020903071650/http://www.iss.net/security_center/static/9863.php
github.com/advisories/GHSA-p543-jg43-9pm5