CVE-2026-12109
IBM Security Verify Access 10.0 hasta la 10.0.9.2 e IBM Verify Identity Access 11.0 hasta la 11.0.3 podrían permitir a un atacante con privilegios administrativos y acceso a la interfaz de gestión local ejecutar código arbitrario debido a una escritura sin límites en un búfer de pila de tamaño fijo.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.21%
- Percentil entre todas las CVEs puntuadas: 10
- Fecha de la puntuación: 14/10/2026
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 movement75 % - Impacto principal
T1059Command and Scripting Interpreterexecution80 % - Impacto secundario
T1068Exploitation for Privilege Escalationprivilege escalation70 %
Acceso remoto a interfaz de gestión con privilegios administrativos (PR:H) en sistema de autenticación. Buffer overflow permite ejecución arbitraria de código y potencial escalada a root/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 (4)
CWE
- CWE-787
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-12109",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2026-12109",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2026-10-10T03:55:52.448980Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@us.ibm.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "LOW"
},
"impactScore": 4.7,
"exploitabilityScore": 0.7
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.2
}
]
},
"affected": [
{
"source": "psirt@us.ibm.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:ibm:security_verify_access:10.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access:10.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access:10.0.9.2:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Security Verify Access",
"versions": [
{
"status": "affected",
"version": "10.0",
"versionType": "semver",
"lessThanOrEqual": "10.0.9.2"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:verify_identity_access:11.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access:11.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access:11.0.3:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Verify Identity Access",
"versions": [
{
"status": "affected",
"version": "11.0",
"versionType": "semver",
"lessThanOrEqual": "11.0.3"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:security_verify_access_container:10.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access_container:10.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:security_verify_access_container:10.0.9.2:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Security Verify Access Container",
"versions": [
{
"status": "affected",
"version": "10.0",
"versionType": "semver",
"lessThanOrEqual": "10.0.9.2"
}
]
},
{
"cpes": [
"cpe:2.3:a:ibm:verify_identity_access_container:11.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access_container:11.0.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:verify_identity_access_container:11.0.3:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "Verify Identity Access Container",
"versions": [
{
"status": "affected",
"version": "11.0",
"versionType": "semver",
"lessThanOrEqual": "11.0.3"
}
]
}
]
}
],
"published": "2026-10-08T21:17:55.070",
"references": [
{
"url": "https://www.ibm.com/support/pages/node/7291628",
"tags": [
"Vendor Advisory"
],
"source": "psirt@us.ibm.com"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@us.ibm.com",
"description": [
{
"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 could allow an attacker with administrative privileges and access to the local management interface to execute arbitrary code due to an unbounded write to a fixed-size stack buffer."
}
],
"lastModified": "2026-10-10T13:17:31.610",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:ibm:security_verify_access:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "777CDCCB-0D41-4564-9F98-472FD964A435",
"versionEndExcluding": "10.0.9.3",
"versionStartIncluding": "10.0.0"
},
{
"criteria": "cpe:2.3:a:ibm:security_verify_access_container:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "3A2C32F2-4063-42DA-8413-729D5D052375",
"versionEndIncluding": "10.0.9.2",
"versionStartIncluding": "10.0.0.0"
},
{
"criteria": "cpe:2.3:a:ibm:verify_identity_access:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "95C7C630-4C8F-47F6-98C7-E665B84BA682",
"versionEndExcluding": "11.0.3.1",
"versionStartIncluding": "11.0"
},
{
"criteria": "cpe:2.3:a:ibm:verify_identity_access_container:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A25819B9-7101-415B-93F8-27FB72BA5C3D",
"versionEndIncluding": "11.0.3.0",
"versionStartIncluding": "11.0.0.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@us.ibm.com"
}