Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2008-5339

18
FAUCET Score

CVE-2008-5339 describes an unspecified vulnerability in Java Web Start and Java Plug-in components of various Sun JDK, JRE, and SDK versions. This flaw allows untrusted JWS applications to establish unauthorized network connections to arbitrary hosts. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity, though its impact is limited to partial availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:*:update_16:*:*:*:*:*:*
<= 6CPE matchmatch criteria
cpe:2.3:a:sun:jdk:*:update_10:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_1:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_10:*:*:*:*:*:*
5.0CPE matchmatch criteria
cpe:2.3:a:sun:jdk:5.0:update_11:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
3.45%
Probability of exploitation in next 30 days
EPSS Percentile
87.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0345 is in the 84th percentile among its peer group of 23,705 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (11)

redhatpatch availablevia redhat_api
Product: Extras for RHEL 3Fixed in: java-1.4.2-ibm-0:1.4.2.13-1jpp.1.el3
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.6.0-sun-1:1.6.0.11-1jpp.1.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.5.0-sun-0:1.5.0.17-1jpp.2.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.6.0-ibm-1:1.6.0.3-1jpp.3.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.5.0-ibm-1:1.5.0.9-1jpp.4.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.4.2-ibm-0:1.4.2.13-1jpp.1.el4
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.6.0-sun-1:1.6.0.11-1jpp.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.5.0-sun-0:1.5.0.17-1jpp.2.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.6.0-ibm-1:1.6.0.3-1jpp.1.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.5.0-ibm-1:1.5.0.9-1jpp.2.el5
View patch
redhatpatch availablevia redhat_api
Product: Supplementary for Red Hat Enterprise Linux 5Fixed in: java-1.4.2-ibm-0:1.4.2.13-1jpp.1.el5
View patch

Vendor Advisories (1)

redhatCVE-2008-5339Important

JavaWebStart allows unauthorized network connections

Dec 4, 2008

References

lists.opensuse.org / opensuse-security-announce/2009-01/msg00009.html
lists.opensuse.org / opensuse-security-announce/2009-04/msg00004.html
lists.opensuse.org / opensuse-security-announce/2009-05/msg00000.html
marc.info
marc.info
rhn.redhat.com / errata/RHSA-2008-1018.html
rhn.redhat.com / errata/RHSA-2008-1025.html
secunia.com / advisories/32991
secunia.com / advisories/33015
secunia.com / advisories/33528
secunia.com / advisories/33710
secunia.com / advisories/34233
secunia.com / advisories/34605
secunia.com / advisories/34889
secunia.com / advisories/35065
secunia.com / advisories/37386
secunia.com / advisories/38539
security.gentoo.org / glsa/glsa-200911-02.xml
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6409
sunsolve.sun.com / search/document.do
PatchVendor Advisory
support.avaya.com / elmodocs2/security/ASA-2008-486.htm
support.avaya.com / elmodocs2/security/ASA-2009-012.htm
support.nortel.com / go/main.jsp
www116.nortel.com / pub/repository/CLARIFY/DOCUMENT/2009/03/024431-01.pdf
redhat.com / support/errata/RHSA-2009-0015.html
redhat.com / support/errata/RHSA-2009-0016.html
redhat.com / support/errata/RHSA-2009-0445.html
us-cert.gov / cas/techalerts/TA08-340A.html
US Government Resource
vupen.com / english/advisories/2008/3339
vupen.com / english/advisories/2009/0672