CVE-2020-4074
Estado: ModificadaCrítica (9.8)—
En PrestaShop desde versión 1.5.0.0 y anteriores a la versión 1.7.6.6, el sistema de autenticación es malformado y un atacante es capaz de falsificar peticiones y ejecutar comandos de administración. El problema es corregido en versión 1.7.6.6
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.76%
- Percentil entre todas las CVEs puntuadas: 77
- Fecha de la puntuación: 8/10/2026
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-287
- CWE-287
Referencias
- https://github.com/PrestaShop/PrestaShop/commit/30b6a7bdaca9cb940d3ce462906dbb062499fc30
- https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-ccvh-jh5x-mpg4
- https://github.com/PrestaShop/PrestaShop/commit/30b6a7bdaca9cb940d3ce462906dbb062499fc30
- https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-ccvh-jh5x-mpg4
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-4074",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 10,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
"authentication": "NONE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
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"cvssData": {
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"version": "3.1",
"baseScore": 8.9,
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"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "LOW",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 2.2
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
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"attackVector": "NETWORK",
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
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"availabilityImpact": "HIGH",
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}
]
},
"affected": [
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"source": "security-advisories@github.com",
"affectedData": [
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"product": "PrestaShop",
"versions": [
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"status": "affected",
"version": ">= 1.5.0.0, < 1.7.6.6"
}
]
}
]
}
],
"published": "2020-07-02T17:15:12.763",
"references": [
{
"url": "https://github.com/PrestaShop/PrestaShop/commit/30b6a7bdaca9cb940d3ce462906dbb062499fc30",
"tags": [
"Patch",
"Third Party Advisory"
],
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{
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"tags": [
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-ccvh-jh5x-mpg4",
"tags": [
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "security-advisories@github.com",
"description": [
{
"lang": "en",
"value": "CWE-287"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-287"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In PrestaShop from version 1.5.0.0 and before version 1.7.6.6, the authentication system is malformed and an attacker is able to forge requests and execute admin commands. The problem is fixed in 1.7.6.6."
},
{
"lang": "es",
"value": "En PrestaShop desde versión 1.5.0.0 y anteriores a la versión 1.7.6.6, el sistema de autenticación es malformado y un atacante es capaz de falsificar peticiones y ejecutar comandos de administración. El problema es corregido en versión 1.7.6.6"
}
],
"lastModified": "2026-06-17T03:19:31.360",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
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"vulnerable": true,
"matchCriteriaId": "23FCFDD9-B920-43DC-89B5-D64B3455F83E",
"versionEndExcluding": "1.7.6.6",
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"operator": "OR"
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"sourceIdentifier": "security-advisories@github.com"
}