CVE-2025-48043
Incorrect Authorization vulnerability in ash-project ash allows Authentication Bypass.
This issue affects ash: from 0.1.1 before 3.6.2.
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/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: 8.6
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.39%
- Percentil entre todas las CVEs puntuadas: 30
- 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).
🎯 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
T1078Valid Accountsstealth · persistence · privilege escalation · initial access80 % - Impacto secundario
T1005Data from Local Systemcollection60 %
AV:N/PR:L permite ejecución remota desde cuenta autenticada (T1210). CWE-863 (autorización incorrecta) causa bypass de autenticación (T1078) y potencial acceso a datos (T1005).
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-863
Referencias
- https://cna.erlef.org/cves/CVE-2025-48043.html
- https://github.com/ash-project/ash/commit/4c41344126b0aba09ec3085517000f8aefec299e
- https://github.com/ash-project/ash/commit/66d81300065b970da0d2f4528354835d2418c7ae
- https://github.com/ash-project/ash/security/advisories/GHSA-7r7f-9xpj-jmr7
- https://osv.dev/vulnerability/EEF-CVE-2025-48043
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-48043",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-48043",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2025-10-10T16:33:21.270063Z"
}
}
],
"cvssMetricV40": [
{
"type": "Secondary",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
"cvssData": {
"Safety": "NOT_DEFINED",
"version": "4.0",
"Recovery": "NOT_DEFINED",
"baseScore": 8.6,
"Automatable": "NOT_DEFINED",
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"valueDensity": "NOT_DEFINED",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/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",
"exploitMaturity": "NOT_DEFINED",
"providerUrgency": "NOT_DEFINED",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"attackRequirements": "NONE",
"privilegesRequired": "LOW",
"subIntegrityImpact": "NONE",
"vulnIntegrityImpact": "HIGH",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"vulnAvailabilityImpact": "NONE",
"availabilityRequirement": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"subConfidentialityImpact": "NONE",
"vulnConfidentialityImpact": "HIGH",
"confidentialityRequirement": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"vulnerabilityResponseEffort": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED"
}
}
]
},
"affected": [
{
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:ash-project:ash:*:*:*:*:*:*:*:*"
],
"repo": "https://github.com/ash-project/ash",
"vendor": "ash-project",
"modules": [
"'Elixir.Ash.Policy.Authorizer'"
],
"product": "ash",
"versions": [
{
"status": "affected",
"version": "0.1.1",
"lessThan": "3.6.2",
"versionType": "semver"
}
],
"packageURL": "pkg:hex/ash",
"packageName": "ash",
"programFiles": [
"lib/ash/policy/authorizer/authorizer.ex"
],
"collectionURL": "https://repo.hex.pm",
"defaultStatus": "unaffected",
"programRoutines": [
{
"name": "'Elixir.Ash.Policy.Authorizer':strict_filters/2"
}
]
},
{
"cpes": [
"cpe:2.3:a:ash-project:ash:*:*:*:*:*:*:*:*"
],
"repo": "https://github.com/ash-project/ash",
"vendor": "ash-project",
"modules": [
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],
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"versionType": "git"
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],
"packageURL": "pkg:github/ash-project/ash",
"packageName": "ash-project/ash",
"programFiles": [
"lib/ash/policy/authorizer/authorizer.ex"
],
"collectionURL": "https://github.com",
"defaultStatus": "unaffected",
"programRoutines": [
{
"name": "'Elixir.Ash.Policy.Authorizer':strict_filters/2"
}
]
}
]
}
],
"published": "2025-10-10T16:15:52.083",
"references": [
{
"url": "https://cna.erlef.org/cves/CVE-2025-48043.html",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
},
{
"url": "https://github.com/ash-project/ash/commit/4c41344126b0aba09ec3085517000f8aefec299e",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
},
{
"url": "https://github.com/ash-project/ash/commit/66d81300065b970da0d2f4528354835d2418c7ae",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
},
{
"url": "https://github.com/ash-project/ash/security/advisories/GHSA-7r7f-9xpj-jmr7",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
},
{
"url": "https://osv.dev/vulnerability/EEF-CVE-2025-48043",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db",
"description": [
{
"lang": "en",
"value": "CWE-863"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Incorrect Authorization vulnerability in ash-project ash allows Authentication Bypass.\n\nThis issue affects ash: from 0.1.1 before 3.6.2."
}
],
"lastModified": "2026-09-22T10:17:08.090",
"sourceIdentifier": "6b3ad84c-e1a6-4bf7-a703-f496b71e49db"
}