CVE-2012-5409
Estado: ModificadaAlta (10)—
AscoServer.exe in the server in Siemens SiPass integrated MP2.6 and earlier does not properly handle IOCP RPC messages received over an Ethernet network, which allows remote attackers to write data to any memory location and consequently execute arbitrary code via crafted messages, as demonstrated by an arbitrary pointer dereference attack or a buffer overflow attack.
CVSS
- Versión: 2.0
- Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
- Puntuación base: 10
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 16%
- Percentil entre todas las CVEs puntuadas: 97
- Fecha de la puntuación: 5/10/2026
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-119
Referencias
- http://ics-cert.us-cert.gov/advisories/ICSA-12-305-01
- http://ioactive.com/pdfs/SIEMENS_Sipass_Integrated_Ethernet_Bus_Arbitrary_Pointer_Dereference_V4.pdf
- http://secunia.com/advisories/50900
- http://www.osvdb.org/86129
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-938777.pdf
- http://ics-cert.us-cert.gov/advisories/ICSA-12-305-01
- http://ioactive.com/pdfs/SIEMENS_Sipass_Integrated_Ethernet_Bus_Arbitrary_Pointer_Dereference_V4.pdf
- http://secunia.com/advisories/50900
- http://www.osvdb.org/86129
- http://www.siemens.com/corporate-technology/pool/de/forschungsfelder/siemens_security_advisory_ssa-938777.pdf
JSON original (NVD)
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"id": "CVE-2012-5409",
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"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
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"published": "2012-11-01T10:44:47.717",
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"value": "AscoServer.exe in the server in Siemens SiPass integrated MP2.6 and earlier does not properly handle IOCP RPC messages received over an Ethernet network, which allows remote attackers to write data to any memory location and consequently execute arbitrary code via crafted messages, as demonstrated by an arbitrary pointer dereference attack or a buffer overflow attack."
},
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"value": "AscoServer.exe en el servidor en Siemens SiPass integrated MP2.6 y anteriores no trata correctamente los mensajes RPC IOCP recibidos a través de una red Ethernet, lo que permite a atacantes remotos escribir datos en cualquier posición de memoria y por lo tanto ejecutar código de su elección a través de mensajes modificados a mano, tal y como se ha demostrado por un ataque de desreferencia de un puntero de su elección o un ataque de desbordamiento de búfer."
}
],
"lastModified": "2026-06-16T23:46:47.813",
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