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Last updated: 10/24/2014 3:24:07 AM

CVE Publication rate: 51.23

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National Cyber Awareness System

Vulnerability Summary for CVE-2008-1944

Original release date: 05/14/2008
Last revised: 08/21/2010
Source: US-CERT/NIST

Overview

Buffer overflow in the backend framebuffer of XenSource Xen Para-Virtualized Framebuffer (PVFB) Message 3.0 through 3.0.3 allows local users to cause a denial of service (SDL crash) and possibly execute arbitrary code via "bogus screen updates," related to missing validation of the "format of messages."

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.2 (HIGH) (AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 3.9
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: Low
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service
https://bugzilla.redhat.com/show_bug.cgi?id=443078 "The PVFB backend is a user space program running as root in dom0"

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External Source: XF
Name: xen-pvfb-message-dos(42388)
External Source: CONFIRM
Name: https://bugzilla.redhat.com/show_bug.cgi?id=443390
External Source: OVAL
Name: oval:org.mitre.oval:def:10868
External Source: SECTRACK
Name: 1020009
External Source: SECUNIA
Name: 29963
Type: Advisory
External Source: BID
Name: 29186
External Source: REDHAT
Name: RHSA-2008:0194

References to Check Content

Identifier: oval:org.mitre.oval:def:10868
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)