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CVE-2020-8859

Estado: ModificadaAlta (7.5)—

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of ELOG Electronic Logbook 3.1.4-283534d. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HTTP parameters. A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition. Was ZDI-CAN-10115.

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)

PSI — Electronic Logbook

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2020-8859",
  "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
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    ],
    "cvssMetricV30": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "UNCHANGED",
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          "baseScore": 5.3,
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          "product": "Electronic Logbook",
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              "version": "3.1.4-283534d"
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  "published": "2020-03-23T21:15:12.283",
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  "vulnStatus": "Modified",
  "weaknesses": [
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      "source": "zdi-disclosures@trendmicro.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
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      "source": "nvd@nist.gov",
      "description": [
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          "value": "CWE-476"
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  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of ELOG Electronic Logbook 3.1.4-283534d. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of HTTP parameters. A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition. Was ZDI-CAN-10115."
    },
    {
      "lang": "es",
      "value": "Esta vulnerabilidad permite a atacantes remotos crear una condición de denegación de servicio sobre las instalaciones afectadas de ELOG Electronic Logbook versión 3.1.4-283534d. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico se presenta dentro del procesamiento de los parámetros HTTP. Una petición diseñada puede desencadenar la desreferencia de un puntero null. Un atacante puede aprovechar esta vulnerabilidad para crear una condición de denegación de servicio. Fue ZDI-CAN-10115."
    }
  ],
  "lastModified": "2026-06-17T03:27:04.910",
  "configurations": [
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