CVE-2009-3866
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly...
9.3 High
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly use security model permissions when removing installer extensions, which allows remote attackers to execute arbitrary code by modifying a certain JNLP file to have a URL field that points to an unintended trusted application, aka Bug Id 6872824.
Exploit likelihood
6.18%Down 3.7 points since Feb 4, 2022
What each source reports
NVD Score used
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly use security model permissions when removing installer extensions, which allows remote attackers to execute arbitrary code by modifying a certain JNLP file to have a URL field that points to an unintended trusted application, aka Bug Id 6872824.
- Record
CVE-2009-3866- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly use security model permissions when removing installer extensions, which allows remote attackers to execute arbitrary code by modifying a certain JNLP file to have a URL field that points to an unintended trusted application, aka Bug Id 6872824.
- Record
CVE-2009-3866- Updated
- 2026-11-02
EUVDEUVD-2009-3837 No score
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly use security model permissions when removing installer extensions, which allows remote attackers to execute arbitrary code by modifying a certain JNLP file to have a URL field that points to an unintended trusted application, aka Bug Id 6872824.
- Record
EUVD-2009-3837- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-768x-w4jc-f2gp No score
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly...
The Java Web Start Installer in Sun Java SE in JDK and JRE 6 before Update 17 does not properly use security model permissions when removing installer extensions, which allows remote attackers to execute arbitrary code by modifying a certain JNLP file to have a URL field that points to an unintended trusted application, aka Bug Id 6872824.
- Record
GHSA-768x-w4jc-f2gp- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
java-1.6.0-sunRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sun-demoRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sun-develRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sun-jdbcRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sun-pluginRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sun-srcRed Hat:rhel_extras:4 From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.1.el4 | 1:1.6.0.17-1jpp.1.el4 |
java-1.6.0-sunRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-demoRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-develRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-jdbcRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
Show 35 moreShow less
| Package | Affected | Fixed |
|---|---|---|
java-1.6.0-sun-pluginRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-srcRed Hat:rhel_extras:5::client From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sunRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-demoRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-develRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-jdbcRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-pluginRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-sun-srcRed Hat:rhel_extras:5::server From an advisory covering 22 CVEs |
before 1:1.6.0.17-1jpp.2.el5 | 1:1.6.0.17-1jpp.2.el5 |
java-1.6.0-ibmRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-demoRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-develRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-javacommRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-jdbcRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-pluginRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-srcRed Hat:rhel_extras:4 From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibmRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-accessibilityRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-demoRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-develRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-javacommRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-jdbcRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-pluginRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-srcRed Hat:rhel_extras:5::client From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibmRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-accessibilityRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-demoRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-develRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-javacommRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-jdbcRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-pluginRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-srcRed Hat:rhel_extras:5::server From an advisory covering 14 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibmRed Hat:network_satellite:5.3::el4 From an advisory covering 35 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibm-develRed Hat:network_satellite:5.3::el4 From an advisory covering 35 CVEs |
before 1:1.6.0.7-1jpp.3.el4 | 1:1.6.0.7-1jpp.3.el4 |
java-1.6.0-ibmRed Hat:network_satellite:5.3::el5 From an advisory covering 35 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
java-1.6.0-ibm-develRed Hat:network_satellite:5.3::el5 From an advisory covering 35 CVEs |
before 1:1.6.0.7-1jpp.2.el5 | 1:1.6.0.7-1jpp.2.el5 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-3866 is a high vulnerability (CVSS 9.3) in Sun Jdk, published November 5, 2009. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.18%, the 93rd percentile. No source names a fixed version.
References
securityfocus.com/bid/36881
support.apple.com/kb/HT3970
marc.info?l=bugtraq&m=134254866602253&w=2
security.gentoo.org/glsa/glsa-200911-02.xml
redhat.com/support/errata/RHSA-2009-1694.html
Show 194 moreShow less
lists.apple.com/archives/security-announce/2009/Dec/msg00000.html
secunia.com/advisories/37231
lists.opensuse.org/opensuse-security-announce/2009-11/msg00010.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6635
vupen.com/english/advisories/2009/3131
java.sun.com/javase/6/webnotes/6u17.html
zerodayinitiative.com/advisories/ZDI-09-077
sunsolve.sun.com/search/document.do?assetkey=1-66-269870-1
nvd.nist.gov/vuln/detail/CVE-2009-3866
github.com/advisories/GHSA-768x-w4jc-f2gp
access.redhat.com/errata/RHSA-2009:1560
bugzilla.redhat.com/show_bug.cgi?id=530300
blogs.sun.com/security/entry/advance_notification_of_security_updates6
security.access.redhat.com/data/csaf/v2/advisories/2009/rhsa-2009_1560.json
cve.org/CVERecord?id=CVE-2009-2409
ibm.com/developerworks/java/jdk/alerts
This page doesn't list everything
Left out here: 10 references. The JSON record has them.