7.5
HIGH
CVE-2006-2450
LibVNCServer VNC Authentication Bypass
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.

INFO

Published Date :

July 18, 2006, 3:40 p.m.

Last Modified :

Nov. 21, 2024, 12:11 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2006-2450 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Libvncserver libvncserver
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2006-2450.

URL 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://seclists.org/fulldisclosure/2022/May/29
http://secunia.com/advisories/20940 Patch Vendor Advisory
http://secunia.com/advisories/21179
http://secunia.com/advisories/21349
http://secunia.com/advisories/21393
http://secunia.com/advisories/21405
http://secunia.com/advisories/24525
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/1/442986/100/0/threaded
http://www.securityfocus.com/bid/18977
http://www.vupen.com/english/advisories/2006/2797
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://seclists.org/fulldisclosure/2022/May/29
http://secunia.com/advisories/20940 Patch Vendor Advisory
http://secunia.com/advisories/21179
http://secunia.com/advisories/21349
http://secunia.com/advisories/21393
http://secunia.com/advisories/21405
http://secunia.com/advisories/24525
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/1/442986/100/0/threaded
http://www.securityfocus.com/bid/18977
http://www.vupen.com/english/advisories/2006/2797

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2006-2450 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2006-2450 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=376824
    Added Reference http://libvncserver.cvs.sourceforge.net/libvncserver/libvncserver/libvncserver/auth.c?r1=1.11&r2=1.14&diff_format=u
    Added Reference http://seclists.org/fulldisclosure/2022/May/29
    Added Reference http://secunia.com/advisories/20940
    Added Reference http://secunia.com/advisories/21179
    Added Reference http://secunia.com/advisories/21349
    Added Reference http://secunia.com/advisories/21393
    Added Reference http://secunia.com/advisories/21405
    Added Reference http://secunia.com/advisories/24525
    Added Reference http://security.gentoo.org/glsa/glsa-200608-05.xml
    Added Reference http://security.gentoo.org/glsa/glsa-200608-12.xml
    Added Reference http://security.gentoo.org/glsa/glsa-200703-19.xml
    Added Reference http://sourceforge.net/project/shownotes.php?release_id=431724&group_id=32584
    Added Reference http://www.novell.com/linux/security/advisories/2006_42_kernel.html
    Added Reference http://www.securityfocus.com/archive/1/442986/100/0/threaded
    Added Reference http://www.securityfocus.com/bid/18977
    Added Reference http://www.vupen.com/english/advisories/2006/2797
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 13, 2022

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2022/May/29 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 18, 2018

    Action Type Old Value New Value
    Removed Reference http://www.securityfocus.com/archive/1/archive/1/442986/100/0/threaded [No Types Assigned]
    Added Reference http://www.securityfocus.com/archive/1/442986/100/0/threaded [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 18, 2006

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2006-2450 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2006-2450 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.80 }} 0.52%

score

0.87799

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability