CVE-2026-112158
Estado: AplazadaAlta (7.1)—
Gravedad7.1Alta · CVSS 4.0
Probabilidad de explotación0.33 %mayor que el 25 % de las CVE
Explotación activaNono figura en el catálogo de CISA
Exploit públicoNo conocidosin código público localizado
Se ha identificado una debilidad en MikroTik RouterOS hasta 6.40.5/6.44/7.20.8. Se ve afectada la función same_check del archivo ipt_SAME.ko. La ejecución de una manipulación puede provocar un desbordamiento de entero. El ataque puede lanzarse de forma remota. Se recomienda actualizar a las versiones 7.21.5 y 7.23.1 para corregir este problema. Debe actualizar el componente afectado.
Traducción automática del texto original de NVD (en inglés).
CVSS
- Puntuación base
- 7.1
- Versión
- 4.0
- Vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.33 %
- Percentil entre todas las CVEs puntuadas
- 25
- Fecha de la puntuación
- 20/10/2026
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
T1499Endpoint Denial of Serviceimpact55 %
El vector AV:N/PR:L/UI:N indica red con privilegios (T1210); VA:H sugiere DoS (T1499), aunque el texto solo menciona desbordamiento de enteros en same_check.
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-189, CWE-190
Referencias
JSON original (NVD)
Mostrar
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"versions": [
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{
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{
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{
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"status": "affected",
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"status": "affected",
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{
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"status": "affected",
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"status": "affected",
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"status": "affected",
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"status": "affected",
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"status": "affected",
"version": "6.41"
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{
"status": "affected",
"version": "6.42"
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{
"status": "affected",
"version": "6.43"
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{
"status": "affected",
"version": "6.44"
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{
"status": "affected",
"version": "7.20.0"
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{
"status": "affected",
"version": "7.20.1"
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{
"status": "affected",
"version": "7.20.2"
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{
"status": "affected",
"version": "7.20.3"
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"status": "affected",
"version": "7.20.4"
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"status": "affected",
"version": "7.20.5"
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"status": "affected",
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"status": "affected",
"version": "7.20.7"
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"status": "affected",
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],
"published": "2026-10-19T16:17:05.917",
"references": [
{
"url": "https://github.com/MeetFireAgain/cve/mikrotik/routeros-ipt-same-integer-overflow-brick.md",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/cve/CVE-2026-112158",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/submit/956852",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/422285",
"source": "cna@vuldb.com"
},
{
"url": "https://vuldb.com/vuln/422285/cti",
"source": "cna@vuldb.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "cna@vuldb.com",
"description": [
{
"lang": "en",
"value": "CWE-189"
},
{
"lang": "en",
"value": "CWE-190"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A weakness has been identified in MikroTik RouterOS up to 6.40.5/6.44/7.20.8. Impacted is the function same_check of the file ipt_SAME.ko. Executing a manipulation can lead to integer overflow. The attack may be launched remotely. Upgrading to version 7.21.5 and 7.23.1 is recommended to address this issue. You should upgrade the affected component."
}
],
"lastModified": "2026-10-19T20:43:24.237",
"sourceIdentifier": "cna@vuldb.com"
}