« Volver al listado

CVE-2019-6503

Estado: ModificadaCrítica (9.8)—

Hay una vulnerabilidad de deserialización en la versión v3.10.0 de Chatopera cosin. Un atacante puede ejecutar comandos durante la deserialización del lado del servidor, subiendo archivos construidos de manera maliciosa. Esto está relacionado con los métodos impsave (TemplateController.java) y MainUtils toObject.

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)

Chatopera — Cosin

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2019-6503",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 9.8,
          "attackVector": "NETWORK",
          "baseSeverity": "CRITICAL",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2019-01-22T14:29:00.563",
  "references": [
    {
      "url": "https://github.com/chatopera/cosin/issues/177",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/chatopera/cosin/issues/177",
      "tags": [
        "Exploit",
        "Issue Tracking",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-502"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "There is a deserialization vulnerability in Chatopera cosin v3.10.0. An attacker can execute commands during server-side deserialization by uploading maliciously constructed files. This is related to the TemplateController.java impsave method and the MainUtils toObject method."
    },
    {
      "lang": "es",
      "value": "Hay una vulnerabilidad de deserialización en la versión v3.10.0 de Chatopera cosin. Un atacante puede ejecutar comandos durante la deserialización del lado del servidor, subiendo archivos construidos de manera maliciosa. Esto está relacionado con los métodos impsave (TemplateController.java) y MainUtils toObject."
    }
  ],
  "lastModified": "2026-06-17T02:39:09.253",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:chatopera:cosin:3.10.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DC72B1B6-A924-47B8-84B3-663E7B700885"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}