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    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 an index.html or other file present, or obtain unprocessed source code for a JSP file, via a URL containing a null character.

    Published:Jan 29, 2003
    Last Modified:Apr 16, 2026
    EPS:Jan 29, 2003
    EPSS Score:0.55831
    CVSS Score:5

    Affected Products

    Vendor
    Apache
    Product
    Tomcat

    Exploits

    https://www.exploit-db.com/exploits/22205

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-73180 (CVSS 6.8) — Insufficient Session Expiration vulnerability in Apache Tomcat meant that if the session ID for an authenticat…
    CVE-2026-68763 (CVSS 7.5) — Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog …
    CVE-2026-68569 (CVSS 8.1) — Improper Authentication vulnerability in Apache Tomcat meant that in some circumstances (e.g. CLIENT-CERT, SPN…
    CVE-2026-68525 (CVSS 9.1) — Incorrect Authorization vulnerability in Apache Tomcat's FORM authentication process allows the bypassing of a…
    CVE-2026-66422 (CVSS 8.1) — Improper Authorization vulnerability in Apache Tomcat cause by security-role-ref definitions being incorrectly…
    CVE-2026-65927 (CVSS 7.5) — Off-by-one Error vulnerability in Apache Tomcat impacting the [N] flag on the rewrite valves causes rewrite pr…
    CVE-2026-65905 (CVSS 9.8) — Authentication Bypass by Capture-replay vulnerability in Apache Tomcat's DIGEST authenticator. If, before wind…
    CVE-2026-65637 (CVSS 9.8) — Improper Input Validation vulnerability in Apache Tomcat due to incomplete fix for CVE-2026-32990. This iss…
    CVE-2026-65183 (CVSS 8.1) — Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain soc…
    CVE-2026-65182 (CVSS 9.1) — Improper Access Control, Incorrect Authorization vulnerability in Apache Tomcat leads to security constraint b…

    References

    http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/
    http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/RELEASE-NOTES-3.3.1a.txt
    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
    http://www.debian.org/security/2003/dsa-246
    http://www.securityfocus.com/advisories/5111
    http://www.securityfocus.com/bid/6721
    https://exchange.xforce.ibmcloud.com/vulnerabilities/11194
    http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/
    http://jakarta.apache.org/builds/jakarta-tomcat/release/v3.3.1a/RELEASE-NOTES-3.3.1a.txt
    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
    http://www.debian.org/security/2003/dsa-246
    http://www.securityfocus.com/advisories/5111
    http://www.securityfocus.com/bid/6721
    https://exchange.xforce.ibmcloud.com/vulnerabilities/11194

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High