CVE-2021-27215
Estado: ModificadaCrítica (9.8)—
An issue was discovered in genua genugate before 9.0 Z p19, 9.1.x through 9.6.x before 9.6 p7, and 10.x before 10.1 p4. The Web Interfaces (Admin, Userweb, Sidechannel) can use different methods to perform the authentication of a user. A specific authentication method during login does not check the provided data (when a certain manipulation occurs) and returns OK for any authentication request. This allows an attacker to login to the admin panel as a user of his choice, e.g., the root user (with highest privileges) or even a non-existing user.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 2.35%
- Percentil entre todas las CVEs puntuadas: 83
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-306
Referencias
- https://kunde.genua.de/en/overview/genugate.html
- https://sec-consult.com/vulnerability-lab/advisory/authentication-bypass-genua-genugate/
- https://www.genua.de/en/it-security-solutions/high-resistance-firewall-genugate
- https://kunde.genua.de/en/overview/genugate.html
- https://sec-consult.com/vulnerability-lab/advisory/authentication-bypass-genua-genugate/
- https://www.genua.de/en/it-security-solutions/high-resistance-firewall-genugate
JSON original (NVD)
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