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Vulnerability Details : CVE-2006-2369

RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco CallManager, 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, as originally demonstrated using a long password.
Publish Date : 2006-05-15 Last Update Date : 2022-05-13
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Bypass a restriction or similar
CWE ID 287

- Vendor Statements

This issue only affected version 4.1.1 and not the versions distributed with Red Hat Enterprise Linux 2.1, 3, or 4.
Source: Redhat

- Products Affected By CVE-2006-2369

# Product Type Vendor Product Version Update Edition Language
1 Application VNC Realvnc 4.1.1 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
VNC Realvnc 1

- References For CVE-2006-2369

http://seclists.org/fulldisclosure/2022/May/29
FULLDISC 20220513 some details regarding CVE-2022-24422 / iDRAC VNC authentication
http://www.vupen.com/english/advisories/2006/2492
VUPEN ADV-2006-2492
http://www.vupen.com/english/advisories/2006/1821
VUPEN ADV-2006-1821
http://securityreason.com/securityalert/8355
SREASON 8355
http://marc.info/?l=vnc-list&m=114755444130188&w=2
MLIST [vnc-list] 20060513 Version 4.1.2
http://marc.info/?l=full-disclosure&m=114768344111131&w=2
FULLDISC 20060515 RealVNC 4.1.1 Remote Compromise
https://exchange.xforce.ibmcloud.com/vulnerabilities/26445
XF realvnc-auth-bypass(26445)
http://www.securityfocus.com/archive/1/438368/100/0/threaded
BUGTRAQ 20060624 Re: Linux VNC evil client patch - BID 17978
http://www.securityfocus.com/archive/1/438175/100/0/threaded
BUGTRAQ 20060623 Linux VNC evil client patch - BID 17978
http://www.securityfocus.com/archive/1/434560/100/0/threaded
BUGTRAQ 20060520 Re: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/434518/100/0/threaded
BUGTRAQ 20060518 RE: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/434117/100/0/threaded
BUGTRAQ 20060516 re: RealVNC 4.1.1 Remote Compromise
http://secunia.com/advisories/20109
SECUNIA 20109
http://www.osvdb.org/25479
OSVDB 25479
http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml
CISCO 20060622 RealVNC Remote Authentication Bypass Vulnerability
http://secunia.com/advisories/20789
SECUNIA 20789
http://www.vupen.com/english/advisories/2006/1790
VUPEN ADV-2006-1790
http://www.securityfocus.com/archive/1/434015/100/0/threaded
BUGTRAQ 20060515 Re: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://securitytracker.com/id?1016083
SECTRACK 1016083
http://secunia.com/advisories/20107
SECUNIA 20107
http://www.kb.cert.org/vuls/id/117929
CERT-VN VU#117929
http://www.intelliadmin.com/blog/2006/05/vnc-flaw-proof-of-concept.html
http://www.realvnc.com/products/free/4.1/release-notes.html CONFIRM
http://www.securityfocus.com/archive/1/433994/100/0/threaded
BUGTRAQ 20060515 RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/bid/17978
BID 17978 RealVNC Remote Authentication Bypass Vulnerability Release Date:2007-11-15
http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html

- Metasploit Modules Related To CVE-2006-2369

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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