Home/CVE/Jakarta Tomcat before 3.3.1a, when used with JDK 1.3.1 or earlier, allows remote attackers to list directories even with
CVE

CVE-2003-0042

Jakarta Tomcat before 3.3.1a, when used with JDK 1.3.1 or earlier, allows remote attackers to list directories even with

Jakarta Tomcat before 3.3.1a, when used with JDK 1.3.1 or earlier, allows remote attackers to list directories even with an index.html or other file present, or obtain unprocessed source code for a JSP file, via a URL containing a null character.

MEDIUM · CVSS 5 EPSS 0.55831
Act now
  • EPSS ≥ 0.50 - high probability of exploitation in the next 30 days
  • EPSS percentile: top 2% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
Sigma rules1 YARA rules0
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Affected Products & Versions

1
apache tomcatall versions
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Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
Maven org.apache.tomcat:tomcat MODERATE fixed in 3.3.1a
⚠

Public Exploits & PoCs

1
remoteApache Tomcat 3.x - Null Byte Directory / File Disclosureverified
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Detection Rules (IDS/IPS)

2
et-openGPL WEB_SERVER Tomcat null byte directory listing attemptweb-application-attack
snort-communitySERVER-APACHE Apache Tomcat null byte directory listing attemptweb-application-attack
Open rulesets (ET Open, Snort Community, abuse.ch) link to source. Commercial rulesets are reference-only.
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumTomcat WebServer Logs Deleted
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Published to NVD07 Feb 2003 · 05:00 AM
🔗

References & Sources

10
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/Vendor Advisory
http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/RELEASE-NOTES-3.3.1a.txtVendor Advisory
http://marc.info/?l=bugtraq&m=104394568616290&w=2
http://secunia.com/advisories/7972
http://secunia.com/advisories/7977
http://www.ciac.org/ciac/bulletins/n-060.shtml
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