What’s Vulnerable › Vulnerabilities

CVE-2002-0935

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 7.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2002-10-04 · updated 2026-06-16

Description

Apache Tomcat 4.0.3, and possibly other versions before 4.1.3 beta, allows remote attackers to cause a denial of service (resource exhaustion) via a large number of requests to the server with null characters, which causes the working threads to hang.

Affected products

• Apache Tomcat: 4.0.3

References

• http://archives.neohapsis.com/archives/vulnwatch/2002-q2/0120.html
• http://online.securityfocus.com/archive/1/277940
• http://www.iss.net/security_center/static/9396.php
• http://www.osvdb.org/5051
• http://www.securityfocus.com/bid/5067
• https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
• https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
• https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
• http://archives.neohapsis.com/archives/vulnwatch/2002-q2/0120.html
• http://online.securityfocus.com/archive/1/277940
• http://www.iss.net/security_center/static/9396.php
• http://www.osvdb.org/5051

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