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Vulnerability record · CVE-2003-1521 · published 31 December 2003

CVE-2003-1521: Sun java plug-in vulnerability

Sun · Java Plug In

Sun Java Plug-In 1.4 through 1.4.2_02 allows remote attackers to repeatedly access the floppy drive via the createXmlDocument method in the org.apache.crimson.tree.XmlDocument class, which violates the Java security model.

6.4 CVSS 2.0 Medium EPSS 5.8% · top 7.1%
6.4CVSS 2.0 base score
5.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Sun Java Plug-In 1.4 through 1.4.2_02 allows remote attackers to repeatedly access the floppy drive via the createXmlDocument method in the org.apache.crimson.tree.XmlDocument class, which violates the Java security model.

AV:N/AC:L/Au:N/C:P/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.securityfocus.com/archive/1/341943 Exploit
http://www.securityfocus.com/bid/8867 Exploit
http://www.securityfocus.com/archive/1/341943 Exploit
http://www.securityfocus.com/bid/8867 Exploit

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

7.5CVE-2001-1008Sun java plug-in vulnerabilityJava Plugin 1.4 for JRE 1.3 executes signed applets even if the certificate is expired, which could allow remote attackers to conduct unauthorized ac…EPSS 1.7%6.8CVE-2003-1516Sun java plug-in vulnerabilityThe org.apache.xalan.processor.XSLProcessorVersion class in Java Plug-in 1.4.2_01 allows signed and unsigned applets to share variables, which violat…EPSS 4.3%5.0CVE-2005-4845Sun java plug-in vulnerabilityThe Java Plug-in 1.4.2_03 and 1.4.2_04 controls, and the 1.4.2_03 and 1.4.2_04 <applet> redirector controls, allow remote attackers to cause a denial…EPSS 1.7%

Source: NIST National Vulnerability Database (record CVE-2003-1521), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.