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CVE-2022-36436

CRITICAL

9.8

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie9/14/2022

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

osuosl:twisted_vnc_authentication_proxy

Faiblesses (CWE)

CWE-287CWE-287

References

https://cert.grnet.gr/en/blog/cve-2022-36436-twisted-vnc-authentication-proxy-authentication-bypass/(cve@mitre.org)

https://github.com/osuosl/twisted_vncauthproxy/commit/edc149af29242178091b2d6fcd42c3ef0851644b(cve@mitre.org)

https://github.com/osuosl/twisted_vncauthproxy/tree/release/1.1.1(cve@mitre.org)

https://pypi.org/project/VNCAuthProxy/(cve@mitre.org)

https://cert.grnet.gr/en/blog/cve-2022-36436-twisted-vnc-authentication-proxy-authentication-bypass/(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/osuosl/twisted_vncauthproxy/commit/edc149af29242178091b2d6fcd42c3ef0851644b(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/osuosl/twisted_vncauthproxy/tree/release/1.1.1(af854a3a-2127-422b-91ae-364da2661108)

https://pypi.org/project/VNCAuthProxy/(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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