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Vulnerability record · CVE-2009-3881 · published 9 November 2009

CVE-2009-3881: Sun jre information exposure vulnerability

Sun · Jre

Sun Java SE 5.0 before Update 22 and 6 before Update 17, and OpenJDK, does not prevent the existence of children of a resurrected ClassLoader, which allows remote attackers to gain privileges via unspecified vectors, related to an "information leak vulnerability," aka Bug Id 6636650.

7.5 CVSS 2.0 High EPSS 2.7% · top 14.8% CWE-200 · Information exposure
7.5CVSS 2.0 base score
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
16References
16 Jun 2026Last modified by NVD

Description

Sun Java SE 5.0 before Update 22 and 6 before Update 17, and OpenJDK, does not prevent the existence of children of a resurrected ClassLoader, which allows remote attackers to gain privileges via unspecified vectors, related to an "information leak vulnerability," aka Bug Id 6636650.

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

Affected products

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

References

LinkTags
http://java.sun.com/j2se/1.5.0/ReleaseNotes.html Vendor Advisory
http://java.sun.com/javase/6/webnotes/6u17.html Vendor Advisory
http://secunia.com/advisories/37386
http://security.gentoo.org/glsa/glsa-200911-02.xml
http://www.mandriva.com/security/advisories?name=MDVSA-2010:084
https://bugzilla.redhat.com/show_bug.cgi?id=530173
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11484
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6906
http://java.sun.com/j2se/1.5.0/ReleaseNotes.html Vendor Advisory
http://java.sun.com/javase/6/webnotes/6u17.html Vendor Advisory
http://secunia.com/advisories/37386
http://security.gentoo.org/glsa/glsa-200911-02.xml
http://www.mandriva.com/security/advisories?name=MDVSA-2010:084
https://bugzilla.redhat.com/show_bug.cgi?id=530173
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11484
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6906

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2009-3881), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.