All vulnerabilities

Servers and applications

CVE-2002-0493

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.

Severity
High 7.5
Published
12 Aug 2002
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
3.8% in the next 30 daysHigher than 90% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-254
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
Apache TomcatServers and applications · cpe:a:apache:tomcat
  • Every version up to 3.3.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2002-0493
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2002-0493