CVE-2002-0935

CVE-2002-0935 is a medium-severity vulnerability in Apache Tomcat with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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.

Frequently asked questions

What is CVE-2002-0935?
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.
How severe is CVE-2002-0935?
CVE-2002-0935 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-0935 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0935?
CVE-2002-0935 affects Apache Tomcat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-0935?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-0935 published?
CVE-2002-0935 was published on 2002-10-04 and last updated on 2026-06-16.

References

Affected products (1)

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