CVE-2006-2206 - Vulnerability Details - OpenCVE

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.

Published: 2006-05-05

Score: 10.0 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:ultravnc:ultravnc:1.0.1:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2006-2207	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.

No CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.00775.

Key SSVC decision points have not yet been added.

References

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

History

No history.

Subscriptions

Ultravnc Ultravnc

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2006-05-05T10:00:00.000Z

Updated: 2024-08-07T17:43:27.737Z

Reserved: 2006-05-04T00:00:00.000Z

Link: CVE-2006-2206

Vulnrichment

No data.

NVD

Status : Modified

Published: 2006-05-05T12:46:00.000

Modified: 2026-04-16T00:27:16.627

Link: CVE-2006-2206

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

NVD-CWE-Other

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