National Cyber-Alert System
Vulnerability Summary for CVE-2008-3440
Original release date:08/01/2008
Last revised:09/10/2008
Source:
US-CERT/NIST
Overview
Sun Java 1.6.0_03 and earlier versions, and possibly later versions, does not properly verify the authenticity of updates, which allows man-in-the-middle attackers to execute arbitrary code via a Trojan horse update, as demonstrated by evilgrade and DNS cache poisoning.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
- Official Statement from Red Hat (08/06/2008)
-
Not vulnerable. This issue did not affect the versions of Sun Java packages as shipped with Red Hat Enterprise Linux 4 Extras, or 5 Supplementary. The updated Red Hat Enterprise Linux packages are not distributed via the java.sun.com update service (which is only used for Windows version of Sun Java), but rather via Red Hat Network, using the package manager capabilities to verify authenticity of updates.
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.
External Source: MISC
Name: http://www.infobyte.com.ar/down/Francisco%20Amato%20-%20evilgrade%20-%20ENG.pdf
External Source: SECTRACK
Name: 1020584
External Source: FULLDISC
Name: 20080728 Tool release: [evilgrade] - Using DNS cache poisoning to exploit poor update implementations