Multiple vulnerabilities in Konqueror in KDE 3.3.1 and earlier (1) allow access to restricted Java classes via JavaScript and (2) do not properly restrict access to certain Java classes from the Java applet, which allows remote attackers to bypass sandbox restrictions and read or write arbitrary files.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10173
https://exchange.xforce.ibmcloud.com/vulnerabilities/18596
http://www.redhat.com/support/errata/RHSA-2005-065.html
http://www.mandriva.com/security/advisories?name=MDKSA-2004:154
http://www.kde.org/info/security/advisory-20041220-1.txt
http://www.kb.cert.org/vuls/id/420222
http://www.heise.de/security/dienste/browsercheck/tests/java.shtml
http://www.gentoo.org/security/en/glsa/glsa-200501-16.xml