National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2006-2450 Detail

Description

auth.c in LibVNCServer 0.7.1 allows remote attackers to bypass authentication via a request in which the client specifies an insecure security type such as "Type 1 - None", which is accepted even if it is not offered by the server, a different issue than CVE-2006-2369.

Source:  MITRE
Description Last Modified:  07/18/2006

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: (AV:N/AC:L/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Provides unauthorized access
Allows unauthorized disclosure of information
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/24/2006)

Not vulnerable. This issue does not affect the versions of LibVNCServer as distributed with Red Hat Enterprise Linux 2.1, 3, or 4.

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.

Hyperlink Resource
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=376824 Patch
http://libvncserver.cvs.sourceforge.net/libvncserver/libvncserver/libvncserver/auth.c?r1=1.11&r2=1.14&diff_format=u Patch
http://security.gentoo.org/glsa/glsa-200608-05.xml
http://security.gentoo.org/glsa/glsa-200608-12.xml
http://security.gentoo.org/glsa/glsa-200703-19.xml
http://sourceforge.net/project/shownotes.php?release_id=431724&group_id=32584 Patch
http://www.novell.com/linux/security/advisories/2006_42_kernel.html
http://www.securityfocus.com/archive/1/archive/1/442986/100/0/threaded
http://www.securityfocus.com/bid/18977
http://www.vupen.com/english/advisories/2006/2797

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:libvncserver:libvncserver:0.7.1:*:*:*:*:*:*:*

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2006-2450
NVD Published Date:
07/18/2006
NVD Last Modified:
11/11/2014