National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2006-2369 Detail

Current Description

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.

Source:  MITRE      Last Modified:  05/15/2006      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2006-2369
Original release date:
05/15/2006
Last revised:
07/19/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
Vector:
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
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:
Provides unauthorized access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/16/2006)

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

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://marc.info/?l=full-disclosure&m=114768344111131&w=2 External Source FULLDISC 20060515 RealVNC 4.1.1 Remote Compromise
http://marc.info/?l=vnc-list&m=114755444130188&w=2 External Source MLIST [vnc-list] 20060513 Version 4.1.2
http://securityreason.com/securityalert/8355 External Source SREASON 8355
http://securitytracker.com/id?1016083 Exploit; Patch External Source SECTRACK 1016083
http://www.cisco.com/warp/public/707/cisco-sr-20060622-cmm.shtml External Source CISCO 20060622 RealVNC Remote Authentication Bypass Vulnerability
http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html External Source MISC http://www.intelliadmin.com/blog/2006/05/security-flaw-in-realvnc-411.html
http://www.intelliadmin.com/blog/2006/05/vnc-flaw-proof-of-concept.html Exploit; Patch External Source MISC http://www.intelliadmin.com/blog/2006/05/vnc-flaw-proof-of-concept.html
http://www.kb.cert.org/vuls/id/117929 Patch; Third Party Advisory; US Government Resource External Source CERT-VN VU#117929
http://www.realvnc.com/products/free/4.1/release-notes.html Patch External Source CONFIRM http://www.realvnc.com/products/free/4.1/release-notes.html
http://www.securityfocus.com/archive/1/archive/1/433994/100/0/threaded External Source BUGTRAQ 20060515 RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/archive/1/434015/100/0/threaded Patch External Source BUGTRAQ 20060515 Re: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/archive/1/434117/100/0/threaded Exploit External Source BUGTRAQ 20060516 re: RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/archive/1/434518/100/0/threaded External Source BUGTRAQ 20060518 RE: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/archive/1/434560/100/0/threaded External Source BUGTRAQ 20060520 Re: [Full-disclosure] RealVNC 4.1.1 Remote Compromise
http://www.securityfocus.com/archive/1/archive/1/438175/100/0/threaded External Source BUGTRAQ 20060623 Linux VNC evil client patch - BID 17978
http://www.securityfocus.com/archive/1/archive/1/438368/100/0/threaded External Source BUGTRAQ 20060624 Re: Linux VNC evil client patch - BID 17978
http://www.securityfocus.com/bid/17978 Exploit; Patch External Source BID 17978
http://www.vupen.com/english/advisories/2006/1790 Vendor Advisory External Source VUPEN ADV-2006-1790
http://www.vupen.com/english/advisories/2006/1821 Vendor Advisory External Source VUPEN ADV-2006-1821
http://www.vupen.com/english/advisories/2006/2492 Vendor Advisory External Source VUPEN ADV-2006-2492
https://exchange.xforce.ibmcloud.com/vulnerabilities/26445 External Source XF realvnc-auth-bypass(26445)

Technical Details

Vulnerability Type (View All)

Vulnerable software and versions Switch to CPE 2.2

Configuration 1
OR
cpe:2.3:a:vnc:realvnc:4.1.1:*:*:*:*:*:*:*

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

Change History 5 change records found - show changes