CVE-2013-10053
A remote command execution vulnerability exists in ZPanel version 10.0.0.2 in its htpasswd module. When creating .htaccess files, the inHTUsername field is passed unsanitized to a system() call that invokes the system’s htpasswd binary. By injecting shell metacharacters into the username field, an authenticated attacker can execute arbitrary system commands. Exploitation requires a valid ZPanel account—such as one in the default Users, Resellers, or Administrators groups—but no elevated privileges.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 8.7
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.59%
- Percentil entre todas las CVEs puntuadas: 75
- Fecha de la puntuación: 4/10/2026
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).
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1210Exploitation of Remote Serviceslateral movement90 % - Impacto principal
T1059Command and Scripting Interpreterexecution95 %
Vulnerabilidad RCE en módulo htpasswd de ZPanel 10.0.0.2 mediante inyección de metacaracteres shell en campo unsanitizado (CWE-78). Requiere autenticación (PR:L) pero acceso red sin privilegios elevados. Impacto: ejecución de comandos arbitrarios del sistema.
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
CWE
- CWE-78
Referencias
- https://github.com/zpanel/zpanelx
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/unix/webapp/zpanel_username_exec.rb
- https://web.archive.org/web/20130617014355/http://forums.zpanelcp.com/showthread.php?27898-Serious-Remote-Execution-Exploit-in-Zpanel-10-0-0-2
- https://www.vulncheck.com/advisories/zpanel-htpasswd-module-username-command-execution
- https://web.archive.org/web/20130617014355/http://forums.zpanelcp.com/showthread.php?27898-Serious-Remote-Execution-Exploit-in-Zpanel-10-0-0-2
JSON original (NVD)
Mostrar
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"valueDensity": "NOT_DEFINED",
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"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
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"published": "2025-08-01T21:15:27.290",
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"source": "disclosure@vulncheck.com"
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"value": "A remote command execution vulnerability exists in ZPanel version 10.0.0.2 in its htpasswd module. When creating .htaccess files, the inHTUsername field is passed unsanitized to a system() call that invokes the system’s htpasswd binary. By injecting shell metacharacters into the username field, an authenticated attacker can execute arbitrary system commands. Exploitation requires a valid ZPanel account—such as one in the default Users, Resellers, or Administrators groups—but no elevated privileges."
},
{
"lang": "es",
"value": "Existe una vulnerabilidad de ejecución remota de comandos en la versión 10.0.0.2 de ZPanel, en su módulo htpasswd. Al crear archivos .htaccess, el campo inHTUsername se pasa sin depurar a una llamada system() que invoca el binario htpasswd del sistema. Al inyectar metacaracteres de shell en el campo de nombre de usuario, un atacante autenticado puede ejecutar comandos arbitrarios del sistema. Para explotar esta vulnerabilidad, se requiere una cuenta válida de ZPanel (por ejemplo, una en los grupos predeterminados de Usuarios, Distribuidores o Administradores), pero sin privilegios elevados."
}
],
"lastModified": "2026-06-16T23:50:36.730",
"sourceIdentifier": "disclosure@vulncheck.com"
}