FrSIRT - RealVNC Remote Authentication Bypass and Unauthorized Access Vulnerability / Exploit (Security Advisories)

French Security Incident Response Team

French

English

RealVNC Remote Authentication Bypass and Unauthorized Access Vulnerability

Title : RealVNC Remote Authentication Bypass and Unauthorized Access Vulnerability
Advisory ID : FrSIRT/ADV-2006-1790
CVE ID : CVE-2006-2369
Rated as : Critical

Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2006-05-12

Advisory Details

Description

Affected Products

Solution

References

Technical Description

A vulnerability has been identified in RealVNC, which could be exploited by remote attackers to compromise a vulnerable system. This flaw is due to a design error in the authentication process that does not properly validate passwords, which could be exploited by remote unauthenticated attackers to gain unauthorized access to a vulnerable system via a specially crafted request.

Credits

Vulnerability reported by Steve Wiseman

ChangeLog

2006-05-12 : Initial release

Vulnerability Management

Subscribe to FrSIRT VNS and receive real-time e-mail and SMS alerts when new vulnerabilities, exploits, or patches relevant to your systems and network configurations are available.

Feedback

If you have additional information or corrections for this security advisory please submit them via our contact form or by email to updates@frsirt.com.

Mailinglist

	IBM Lotus Quickr Denial of Service and Security Bypass Vulnerabilities
	IBM Tivoli Netcool/Webtop Multiple Security Bypass Vulnerabilities
	IBM WebSphere Application Server Security Exposure Vulnerabilities
	IBM DB2 Universal Database Multiple Denial of Service
	IBM AIX "swcons" Insecure Permission Privilege Escalation Vulnerability
	IBM WebSphere Application Server Cross Site Scripting Vulnerability
	IBM DB2 CLR Stored Procedures Unspecified Vulnerability

	Apple TV Multiple File Processing Code Execution Vulnerabilities
	Apple Mac OS X Code Execution and Security Bypass Vulnerabilities
	Apple iPhone Code Execution and Security Bypass Vulnerabilities
	Apple QuickTime Multiple Remote Code Execution Vulnerabilities
	Apple iTunes Driver Integer Overflow Privilege Escalation Vulnerability
	Apple iPod touch Code Execution and Security Bypass Vulnerabilities
	Apple Bonjour for Windows DNS Spoofing and DoS Vulnerabilities

	Cisco UCM SIP Remote Denial of Service
	Cisco IOS Denial of Service and Security Bypass Vulnerabilities
	Cisco PIX and ASA Information Disclosure and DoS Vulnerabilities
	Cisco Secure ACS EAP Remote Denial Of Service Vulnerability
	Cisco Products Remote DNS Cache Poisoning Vulnerability
	Cisco Wide Area Application Services CUPS Remote Vulnerability
	Cisco UCM Denial of Service and Authentication Bypass Vulnerabilities