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CVE-2006-2206

CRITICAL CVSS: 10.0 Published: 2006-05-05 Modified: 2026-06-16

Description

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.

Affected Platforms

Ultravnc Ultravnc

Weakness Type

NVD-CWE-Other

References