CVE-2009-2672

CVE-2009-2672 is a high-severity vulnerability in Sun Jdk with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 5% (90th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-264
• Affected product: Sun Jdk
• Published: 2009-08-05
• Last modified: 2026-06-16

Description

The proxy mechanism implementation in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, does not prevent access to browser cookies by untrusted (1) applets and (2) Java Web Start applications, which allows remote attackers to hijack web sessions via unspecified vectors.

Frequently asked questions

What is CVE-2009-2672?

The proxy mechanism implementation in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, does not prevent access to browser cookies by untrusted (1) applets and (2) Java Web Start applications, which allows remote attackers to hijack web sessions via unspecified vectors.

How severe is CVE-2009-2672?

CVE-2009-2672 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-2672 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-2672?

CVE-2009-2672 primarily affects Sun Jdk. In total, 61 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-2672?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2009-2672 published?

CVE-2009-2672 was published on 2009-08-05 and last updated on 2026-06-16.

References

• http://java.sun.com/j2se/1.5.0/ReleaseNotes.html#150_20
• http://java.sun.com/javase/6/webnotes/6u15.html
• http://lists.apple.com/archives/security-announce/2009/Sep/msg00000.html
• http://lists.opensuse.org/opensuse-security-announce/2009-08/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
• http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00002.html
• http://marc.info/?l=bugtraq&m=125787273209737&w=2
• http://secunia.com/advisories/36176
• http://secunia.com/advisories/36180
• http://secunia.com/advisories/36199
• http://secunia.com/advisories/36248
• http://secunia.com/advisories/37300
• http://secunia.com/advisories/37386
• http://secunia.com/advisories/37460
• http://security.gentoo.org/glsa/glsa-200911-02.xml
• http://sunsolve.sun.com/search/document.do?assetkey=1-21-125136-16-1
• http://sunsolve.sun.com/search/document.do?assetkey=1-66-263409-1
• http://www.oracle.com/technetwork/topics/security/cpuoct2009-096303.html
• http://www.securityfocus.com/archive/1/507985/100/0/threaded
• http://www.securityfocus.com/bid/35943
• http://www.securitytracker.com/id?1022659
• http://www.us-cert.gov/cas/techalerts/TA09-294A.html
• http://www.vmware.com/security/advisories/VMSA-2009-0016.html
• http://www.vupen.com/english/advisories/2009/2543
• http://www.vupen.com/english/advisories/2009/3316
• https://exchange.xforce.ibmcloud.com/vulnerabilities/52337
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7723
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9359
• https://rhn.redhat.com/errata/RHSA-2009-1199.html
• https://rhn.redhat.com/errata/RHSA-2009-1200.html

Affected products (61)

• cpe:2.3:a:sun:jdk:*:update_13:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_1:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_10:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_11:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_12:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_13:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_14:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_15:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_16:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_17:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_2:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_3:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_4:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_5:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_6:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_7:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_8:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:5.0:update_9:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_1:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_10:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_11:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_12:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_2:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_3:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_4:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_5:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_6:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_7:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_8:*:*:*:*:*:*
• cpe:2.3:a:sun:jdk:6:update_9:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:*:update_13:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_1:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_10:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_11:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_12:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_13:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_14:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_15:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_16:*:*:*:*:*:*
• cpe:2.3:a:sun:jre:5.0:update_17:*:*:*:*:*:*

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