CVE-2006-2206

The MS-Logon authentication scheme in UltraVNC (aka Ultr@VNC) 1.0.1 uses weak encryption (XOR) for challenge/response, which allows remote attackers to gain privileges by sniffing and decrypting passwords.

Score

CVSS 2.0 10.0 Critical

Status

Modified - cve@mitre.org

Published

2006-05-05

Last modified

2024-08-07

Affected products

• Ultravnc (Ultravnc)

References

• http://archives.neohapsis.com/archives/bugtraq/2006-05/0057.html
• http://www.securityfocus.com/bid/17824
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26283