Executive Summary

Informations
Name CVE-2022-36436 First vendor Publication 2022-09-14
Vendor Cve Last vendor Modification 2024-11-21

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

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.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-36436

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-287 Improper Authentication

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Sources (Detail)

https://cert.grnet.gr/en/blog/cve-2022-36436-twisted-vnc-authentication-proxy...
https://github.com/osuosl/twisted_vncauthproxy/commit/edc149af29242178091b2d6...
https://github.com/osuosl/twisted_vncauthproxy/tree/release/1.1.1
https://pypi.org/project/VNCAuthProxy/
Source Url

Alert History

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Date Informations
2024-11-28 14:14:08
  • Multiple Updates
2024-08-01 17:27:44
  • Multiple Updates
2024-02-13 21:27:50
  • Multiple Updates
2023-08-09 17:28:00
  • Multiple Updates
2022-09-16 09:27:13
  • Multiple Updates
2022-09-14 17:27:10
  • First insertion