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CVE-2020-7852

Estado: ModificadaAlta (7.8)—

DaviewIndy has a Heap-based overflow vulnerability, triggered when the user opens a malformed ex.j2c format file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.

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)

Hmtalk — Daviewindy

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-7852",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 6.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
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    "cvssMetricV31": [
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
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          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
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          "availabilityImpact": "HIGH",
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          "confidentialityImpact": "HIGH"
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        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
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          "confidentialityImpact": "HIGH"
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        "impactScore": 5.9,
        "exploitabilityScore": 1.8
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  "affected": [
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      "source": "vuln@krcert.or.kr",
      "affectedData": [
        {
          "vendor": "HumanTalk",
          "product": "DaviewIndy",
          "versions": [
            {
              "status": "affected",
              "version": "unspecified",
              "lessThan": "9.0 or lower",
              "versionType": "custom"
            }
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  ],
  "published": "2021-03-24T22:15:12.537",
  "references": [
    {
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35940",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "vuln@krcert.or.kr"
    },
    {
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=35940",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "vuln@krcert.or.kr",
      "description": [
        {
          "lang": "en",
          "value": "CWE-122"
        }
      ]
    },
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-787"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "DaviewIndy has a Heap-based overflow vulnerability, triggered when the user opens a malformed ex.j2c format file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution."
    },
    {
      "lang": "es",
      "value": "DaviewIndy presenta una vulnerabilidad de desbordamiento de búfer en la región heap de la memoria, que es desencadenada cuando el usuario abre un archivo de formato ex.j2c malformado que Daview.exe no maneja apropiadamente. Los atacantes podrían explotar esto y una ejecución de código arbitraria"
    }
  ],
  "lastModified": "2026-06-17T03:25:33.217",
  "configurations": [
    {
      "nodes": [
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  "sourceIdentifier": "vuln@krcert.or.kr"
}