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Fencer Vulns
medium 5.0

CVE-2009-2671 json

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 2…

published 2009-08-05 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2664

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.3%
EPSS 4.3% chance of exploitation in 30 days, percentile 91%
public exploits
0
none known

Summary

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.

Patch / fix

  • oracle java_se 1.7.0, 7.0.0
  • oracle jdk 1.7.0, 7.0.0
  • oracle jre 1.7.0, 7.0.0
  • sun java 1.7.0, 7.0.0
  • sun java_se 1.7.0, 7.0.0
  • sun jdk 1.7.0, 7.0.0
  • sun jre 1.7.0, 7.0.0
  • oracle openjdk 1.7.0, 7.0.0
  • sun openjdk 1.7.0, 7.0.0
  • java-1.6.0-ibm network satellite 5.3 1:1.6.0.7-1jpp.3.el4
  • java-1.6.0-ibm network satellite 5.3 1:1.6.0.7-1jpp.2.el5
  • java-1.5.0-sun network satellite 5.1 1.5.0.22-1jpp.1.el4
  • java-1.6.0-ibm RHEL 4 EXTRAS 1:1.6.0.6-1jpp.3.el4
  • java-1.6.0-ibm RHEL 5 EXTRAS 1:1.6.0.6-1jpp.3.el5
  • java-1.6.0-ibm-src RHEL 4 EXTRAS 1:1.6.0.6-1jpp.3.el4
  • java-1.6.0-ibm-src RHEL 5 EXTRAS 1:1.6.0.6-1jpp.3.el5
  • java-1.6.0-ibm-demo RHEL 4 EXTRAS 1:1.6.0.6-1jpp.3.el4

red hat advisories RHSA-2010:0043RHSA-2009:1662RHSA-2009:1582RHSA-2009:1236RHSA-2009:1201RHSA-2009:1200

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2009-2671 updated cvss 4.3

OpenJDK Proxy mechanism information leaks (6801071)

  • Red Hat Desktop version 4 Extras java-1.6.0-ibm 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm 1.5.0.10-1jpp.4.el4, java-1.5.0-sun 1.5.0.20-1jpp.1.el4, java-1.6.0-sun 1.6.0.15-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el4, +16 more
    fixed: vendor fix RHSA-2009:1236
  • Red Hat Enterprise Linux (v. 5 server) java-1.6.0-openjdk 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-1.2.b09.el5
    fixed: vendor fix RHSA-2009:1201
  • Red Hat Enterprise Linux AS version 4 Extras java-1.6.0-ibm 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm 1.5.0.10-1jpp.4.el4, java-1.5.0-sun 1.5.0.20-1jpp.1.el4, java-1.6.0-sun 1.6.0.15-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el4, +16 more
    fixed: vendor fix RHSA-2009:1236
  • Red Hat Enterprise Linux Desktop (v. 5 client) java-1.6.0-openjdk 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-1.2.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-1.2.b09.el5
    fixed: vendor fix RHSA-2009:1201
  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) java-1.6.0-ibm 1.6.0.6-1jpp.3.el5, java-1.5.0-ibm 1.5.0.10-1jpp.4.el5, java-1.5.0-sun 1.5.0.20-1jpp.1.el5, java-1.6.0-sun 1.6.0.15-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el5, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el5, +18 more Red Hat Enterprise Linux ES version 4 Extras java-1.6.0-ibm 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm 1.5.0.10-1jpp.4.el4, java-1.5.0-sun 1.5.0.20-1jpp.1.el4, java-1.6.0-sun 1.6.0.15-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el4, +16 more Red Hat Enterprise Linux Server Supplementary (v. 5) java-1.6.0-ibm 1.6.0.6-1jpp.3.el5, java-1.5.0-ibm 1.5.0.10-1jpp.4.el5, java-1.5.0-sun 1.5.0.20-1jpp.1.el5, java-1.6.0-sun 1.6.0.15-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el5, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el5, +18 more Red Hat Enterprise Linux WS version 4 Extras java-1.6.0-ibm 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm 1.5.0.10-1jpp.4.el4, java-1.5.0-sun 1.5.0.20-1jpp.1.el4, java-1.6.0-sun 1.6.0.15-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.6-1jpp.3.el4, java-1.5.0-ibm-src 1.5.0.10-1jpp.4.el4, +16 more
    fixed: vendor fix RHSA-2009:1236
  • Red Hat Satellite 5.1 (RHEL v.4 AS) java-1.5.0-sun 1.5.0.22-1jpp.1.el4
    fixed: vendor fix RHSA-2009:1662
  • Red Hat Satellite 5.3 (RHEL v.4) java-1.6.0-ibm 1.6.0.7-1jpp.3.el4 Red Hat Satellite 5.3 (RHEL v.5) java-1.6.0-ibm 1.6.0.7-1jpp.2.el5
    fixed: vendor fix RHSA-2010:0043

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.33% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.