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Fencer Vulns
medium 6.4

CVE-2006-2426 json

Sun Java Runtime Environment (JRE) 1.5.0_6 and earlier, JDK 1.5.0_6 and earlier, and SDK 1.5.0_6 and earlier allows remote attackers to cau…

published 2006-05-17 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-2427

cvss
6.4
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
13.0%
EPSS 13.0% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Sun Java Runtime Environment (JRE) 1.5.0_6 and earlier, JDK 1.5.0_6 and earlier, and SDK 1.5.0_6 and earlier allows remote attackers to cause a denial of service (disk consumption) by using the Font.createFont function to create temporary files of arbitrary size in the %temp% directory.

Patch / fix

  • java-1.5.0-sun network satellite 5.1 1.5.0.22-1jpp.1.el4
  • java-1.6.0-openjdk RHEL 5 1:1.6.0.0-0.30.b09.el5
  • java-1.6.0-openjdk-src RHEL 5 1:1.6.0.0-0.30.b09.el5
  • java-1.6.0-openjdk-demo RHEL 5 1:1.6.0.0-0.30.b09.el5
  • java-1.6.0-openjdk-javadoc RHEL 5 1:1.6.0.0-0.30.b09.el5
  • java-1.5.0-sun RHEL 4 EXTRAS 1.5.0.18-1jpp.1.el4
  • java-1.5.0-sun RHEL 5 EXTRAS 1.5.0.18-1jpp.1.el5
  • java-1.5.0-sun-src RHEL 4 EXTRAS 1.5.0.18-1jpp.1.el4

red hat advisories RHSA-2009:1662RHSA-2009:0377RHSA-2009:0394RHSA-2009:0392

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-2006-2426 updated

Untrusted applet causes DoS by filling up disk space

  • Red Hat Desktop version 4 Extras java-1.5.0-sun 1.5.0.18-1jpp.1.el4, java-1.6.0-sun 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el4, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el4, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el4, +4 more
    fixed: vendor fix RHSA-2009:0394
  • Red Hat Enterprise Linux (v. 5 server) java-1.6.0-openjdk 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-0.30.b09.el5
    fixed: vendor fix RHSA-2009:0377
  • Red Hat Enterprise Linux AS version 4 Extras java-1.5.0-sun 1.5.0.18-1jpp.1.el4, java-1.6.0-sun 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el4, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el4, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el4, +4 more
    fixed: vendor fix RHSA-2009:0394
  • Red Hat Enterprise Linux Desktop (v. 5 client) java-1.6.0-openjdk 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-src 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-demo 1.6.0.0-0.30.b09.el5, java-1.6.0-openjdk-javadoc 1.6.0.0-0.30.b09.el5
    fixed: vendor fix RHSA-2009:0377
  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) java-1.5.0-sun 1.5.0.18-1jpp.1.el5, java-1.6.0-sun 1.6.0.13-1jpp.1.el5, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el5, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el5, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el5, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el5, +4 more Red Hat Enterprise Linux ES version 4 Extras java-1.5.0-sun 1.5.0.18-1jpp.1.el4, java-1.6.0-sun 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el4, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el4, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el4, +4 more Red Hat Enterprise Linux Server Supplementary (v. 5) java-1.5.0-sun 1.5.0.18-1jpp.1.el5, java-1.6.0-sun 1.6.0.13-1jpp.1.el5, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el5, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el5, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el5, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el5, +4 more Red Hat Enterprise Linux WS version 4 Extras java-1.5.0-sun 1.5.0.18-1jpp.1.el4, java-1.6.0-sun 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-src 1.5.0.18-1jpp.1.el4, java-1.6.0-sun-src 1.6.0.13-1jpp.1.el4, java-1.5.0-sun-demo 1.5.0.18-1jpp.1.el4, java-1.5.0-sun-jdbc 1.5.0.18-1jpp.1.el4, +4 more
    fixed: vendor fix RHSA-2009:0394
  • 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 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

Timeline

  1. First public exploit (EDB-27882)
  2. Published

Exploit prediction

12.98% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-27882 Sun Java Applet - Font.createFont Remote Denial of Service dos, 2006-05-15
  • illegalaccess.org http://www.illegalaccess.org/exploit/FullDiskApplet.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.4 AV:N/AC:L/Au:N/C:N/I:P/A:P

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.