CVE-2020-26168
Estado: ModificadaCrítica (9.8)—
The LDAP authentication method in LdapLoginModule in Hazelcast IMDG Enterprise 4.x before 4.0.3, and Jet Enterprise 4.x through 4.2, doesn't verify properly the password in some system-user-dn scenarios. As a result, users (clients/members) can be authenticated even if they provide invalid passwords.
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: 1.60%
- Percentil entre todas las CVEs puntuadas: 75
- 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 (2)
CWE
- CWE-287
Referencias
- https://docs.hazelcast.org/docs/ern/index.html#4-0-3
- https://hazelcast.zendesk.com/hc/en-us/articles/360050161951--IMDG-Enterprise-4-0-4-0-1-4-0-2-LDAP-Authentication-Bypass
- https://hazelcast.zendesk.com/hc/en-us/articles/360051384932--JET-Enterprise-4-0-4-1-4-1-1-4-2-LDAP-Authentication-Bypass
- https://jet-start.sh/blog/2020/10/23/jet-43-is-released
- https://docs.hazelcast.org/docs/ern/index.html#4-0-3
- https://hazelcast.zendesk.com/hc/en-us/articles/360050161951--IMDG-Enterprise-4-0-4-0-1-4-0-2-LDAP-Authentication-Bypass
- https://hazelcast.zendesk.com/hc/en-us/articles/360051384932--JET-Enterprise-4-0-4-1-4-1-1-4-2-LDAP-Authentication-Bypass
- https://jet-start.sh/blog/2020/10/23/jet-43-is-released
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-26168",
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"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
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"impactScore": 6.4,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
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"published": "2020-11-09T22:15:13.257",
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"vulnStatus": "Modified",
"weaknesses": [
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"source": "nvd@nist.gov",
"description": [
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"lang": "en",
"value": "CWE-287"
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"descriptions": [
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"lang": "en",
"value": "The LDAP authentication method in LdapLoginModule in Hazelcast IMDG Enterprise 4.x before 4.0.3, and Jet Enterprise 4.x through 4.2, doesn't verify properly the password in some system-user-dn scenarios. As a result, users (clients/members) can be authenticated even if they provide invalid passwords."
},
{
"lang": "es",
"value": "El método de autenticación LDAP en LdapLoginModule en Hazelcast IMDG Enterprise versiones 4.x anteriores a 4.0.3, y Jet Enterprise versiones 4.x anteriores a 4.2, no comprueba apropiadamente la contraseña en algunos escenarios de system-user-dn. Como resultado, los usuarios (clients/members) pueden ser autenticados incluso si proporcionan contraseñas no válidas"
}
],
"lastModified": "2026-06-17T03:07:44.863",
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}