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-2008-5343

24
FAUCET Score

CVE-2008-5343 describes a critical vulnerability in Sun JDK, JRE, and SDK versions, specifically Java Web Start and Java Plug-in. This flaw allows remote attackers to initiate unauthorized network connections and hijack HTTP sessions by exploiting a crafted file that simultaneously functions as a GIF image and a Java JAR file, a technique known as "GIFAR." With a CVSS score of 9.0, this vulnerability is highly severe, requiring no authentication and having a low attack complexity, potentially leading to complete compromise of confidentiality and partial integrity/availability. Despite its high severity, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

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

9.0HIGH

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

Confidentiality Impact
COMPLETE
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
8.5
CvssVersion
2.0

Exploit Intelligence

EPSS Score
5.09%
Probability of exploitation in next 30 days
EPSS Percentile
91.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0509 is in the 85th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 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-1.5.0-ibm-1:1.5.0.9-1jpp.4.el4
View patch
redhatpatch availablevia redhat_api
Product: Extras for RHEL 4Fixed in: java-1.6.0-ibm-1:1.6.0.4-1jpp.1.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-1.5.0-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-1.6.0-ibm-1:1.6.0.4-1jpp.1.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-2008-5343Important

Java WebStart allows hidden code privilege escalation

Dec 4, 2008

References

lists.apple.com / archives/security-announce/2009/Feb/msg00003.html
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
osvdb.org / 50512
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/33710
secunia.com / advisories/34233
secunia.com / advisories/34447
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%3A5924
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-2009-0016.html
redhat.com / support/errata/RHSA-2009-0369.html
redhat.com / support/errata/RHSA-2009-0445.html
securityfocus.com / bid/32892
us-cert.gov / cas/techalerts/TA08-340A.html
US Government Resource
vupen.com / english/advisories/2008/3339
vupen.com / english/advisories/2009/0424
vupen.com / english/advisories/2009/0672
xs-sniper.com / blog/2008/12/17/sun-fixes-gifars