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CVE-2022-36436

CRITICAL

9.8

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado9/14/2022

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

osuosl:twisted_vnc_authentication_proxy

Fraquezas (CWE)

CWE-287CWE-287

Referencias

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)

Correlacoes IOC

Sem correlacoes registradas

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