CVE-2022-36436
CVSS v3
9.8
CRITICAL
Score EPSS
1.8 %
probabilité d’exploitation
CISA KEV
Non
exploitation connue
Exploitation
—
statut SSVC
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.
Détails techniques
- Publiée le
- 2022-09-14
Questions fréquentes
Qu’est-ce que CVE-2022-36436 ?
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.
CVE-2022-36436 est-elle activement exploitée ?
Aucune exploitation active de CVE-2022-36436 n’est confirmée. Le score EPSS est de 1.8 %, soit la probabilité estimée d’exploitation dans les 30 prochains jours.
Quel est le score CVSS de CVE-2022-36436 ?
CVE-2022-36436 a un score de base CVSS v3 de 9.8 (gravité CRITICAL).
CVE-2022-36436 touche-t-elle votre environnement ?
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Classées par probabilité d’exploitation (EPSS).