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CVE-2019-11937

Estado: ModificadaAlta (7.5)—

In Mcrouter prior to v0.41.0, a large struct input provided to the Carbon protocol reader could result in stack exhaustion and denial of service.

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).

Tecnologías afectadas (1)

Facebook — Mcrouter

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-11937",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve-assign@fb.com",
      "affectedData": [
        {
          "vendor": "Facebook",
          "product": "Mcrouter",
          "versions": [
            {
              "status": "affected",
              "version": "0.41.0"
            },
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "0.41.0",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-12-04T16:15:11.730",
  "references": [
    {
      "url": "https://github.com/facebook/mcrouter/commit/97e033b3bb0cb16b61bf49f0dc7f311a3e0edd1b",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "https://github.com/facebook/mcrouter/releases/tag/v0.41.0-release",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "https://www.facebook.com/security/advisories/cve-2019-11937",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve-assign@fb.com"
    },
    {
      "url": "https://github.com/facebook/mcrouter/commit/97e033b3bb0cb16b61bf49f0dc7f311a3e0edd1b",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://github.com/facebook/mcrouter/releases/tag/v0.41.0-release",
      "tags": [
        "Release Notes",
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.facebook.com/security/advisories/cve-2019-11937",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-674"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "In Mcrouter prior to v0.41.0, a large struct input provided to the Carbon protocol reader could result in stack exhaustion and denial of service."
    },
    {
      "lang": "es",
      "value": "En Mcrouter versiones anteriores a la versión v0.41.0, una entrada de estructura larga proporcionada al lector de protocolo Carbon podría resultar en un agotamiento de la pila y una denegación de servicio."
    }
  ],
  "lastModified": "2026-06-17T02:13:52.323",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:facebook:mcrouter:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "66C7C178-B7FF-4E86-A9CE-1D6BBFF1783F",
              "versionEndExcluding": "0.41.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve-assign@fb.com"
}