CVE-2022-36436

Published Sep 14, 2022 CVSS 3.1 · 9.8 Critical EPSS 2.1% KEV · Not listed
Description
OSU Open Source Lab VNCAuthProxy through 1.1.1 is affected by an vncap/vnc/protocol.py VNCServerAuthenticator authentication-bypass vulnerability that could allow a malicious actor to gain unauthorized access to a VNC session or to disconnect a legitimate user from a VNC session. A remote attacker with network access to the proxy server could leverage this vulnerability to connect to VNC servers protected by the proxy server without providing any authentication credentials. Exploitation of this issue requires that the proxy server is currently accepting connections for the target VNC server.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-237r-mx84-7x8c VNCAuthProxy authentication bypass vulnerability
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Metrics epss

{'score': 0.00129}

epss

{'score': 0.00138}

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 3, 2024, 10:07 AM
Reserved
Jul 25, 2022, 12:00 AM
Status
Modified
Published
Sep 14, 2022, 11:15 AM
Modified
Jun 17, 2026, 4:53 AM