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CVE-2024-52806

Estado: AplazadaAlta (8.3)—

SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 4.6.14 and 5.0.0-alpha.18.

CVSS

Probabilidad de explotación (EPSS)

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.

XXE en procesamiento de XML no autenticado (AV:N, PR:N, UI:N) en aplicación expuesta. Permite lectura de datos locales del servidor (C:L por CWE-611).

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

Vulnerability ScanningPrivileged Account ManagementNetwork SegmentationLimit Access to Resource Over NetworkFilter Network TrafficApplication Isolation and Sandboxing

Tecnologías afectadas (1)

⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.

Simplesamlphp — Saml2 LibraryAI

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2024-52806",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-52806",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-12-02T19:10:45.941998Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "security-advisories@github.com",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 8.3,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "LOW",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 3.7,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "security-advisories@github.com",
      "affectedData": [
        {
          "vendor": "simplesamlphp",
          "product": "saml2",
          "versions": [
            {
              "status": "affected",
              "version": "< 4.6.14"
            },
            {
              "status": "affected",
              "version": ">= 5.0.0-alpha.1, < 5.0.0-alpha.18"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:simplesamlphp:saml2:*:*:*:*:*:*:*:*"
          ],
          "vendor": "simplesamlphp",
          "product": "saml2",
          "versions": [
            {
              "status": "affected",
              "version": "0",
              "lessThan": "4.6.14",
              "versionType": "custom"
            },
            {
              "status": "affected",
              "version": "0",
              "versionType": "custom",
              "lessThanOrEqual": "5.0.0-alpha.1"
            },
            {
              "status": "affected",
              "version": "0",
              "lessThan": "5.0.0-alpha.18",
              "versionType": "custom"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2024-12-02T17:15:12.580",
  "references": [
    {
      "url": "https://github.com/simplesamlphp/saml2/commit/5fd4ce4596656fb0c1278f15b8305825412e89f7",
      "source": "security-advisories@github.com"
    },
    {
      "url": "https://github.com/simplesamlphp/saml2/security/advisories/GHSA-pxm4-r5ph-q2m2",
      "source": "security-advisories@github.com"
    }
  ],
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security-advisories@github.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-611"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 4.6.14 and 5.0.0-alpha.18."
    },
    {
      "lang": "es",
      "value": "La librería SAML2 SimpleSAMLphp es una librería PHP para funciones relacionadas con SAML2. Al cargar un documento XML (no confiable), por ejemplo, SAMLResponse, es posible inducir un XXE. Esta vulnerabilidad se solucionó en 4.6.14 y 5.0.0-alpha.18."
    }
  ],
  "lastModified": "2026-06-17T08:07:39.777",
  "sourceIdentifier": "security-advisories@github.com"
}