FKIE_CVE-2020-27859

Vulnerability from fkie_nvd - Published: 2021-01-20 20:15 - Updated: 2024-11-21 05:21
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
This vulnerability allows remote attackers to disclose sensitive information on affected installations of NEC ESMPRO Manager 6.42. Authentication is not required to exploit this vulnerability. The specific flaw exists within the GetEuaLogDownloadAction class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. Was ZDI-CAN-9607.
References
zdi-disclosures@trendmicro.comhttps://www.zerodayinitiative.com/advisories/ZDI-20-736/Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://www.zerodayinitiative.com/advisories/ZDI-20-736/Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
nec esmpro_manager 6.42
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:nec:esmpro_manager:6.42:*:*:*:*:*:*:*",
              "matchCriteriaId": "16A88C51-DA02-4ADF-8D49-DA145F6E5849",
              "vulnerable": true
            }
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          "negate": false,
          "operator": "OR"
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "This vulnerability allows remote attackers to disclose sensitive information on affected installations of NEC ESMPRO Manager 6.42. Authentication is not required to exploit this vulnerability. The specific flaw exists within the GetEuaLogDownloadAction class. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to disclose information in the context of SYSTEM. Was ZDI-CAN-9607."
    },
    {
      "lang": "es",
      "value": "Esta vulnerabilidad permite a atacantes remotos revelar informaci\u00f3n confidencial sobre las instalaciones afectadas de NEC ESMPRO Manager versi\u00f3n 6.42. No es requerida una autenticaci\u00f3n para explotar esta vulnerabilidad. El fallo espec\u00edfico se presenta dentro de la clase GetEuaLogDownloadAction. El problema resulta de una falta de comprobaci\u00f3n apropiada de una ruta suministrada por el usuario antes de usarla en operaciones de archivo. Un atacante puede aprovechar esta vulnerabilidad para revelar informaci\u00f3n en el contexto de SYSTEM. Fue ZDI-CAN-9607"
    }
  ],
  "id": "CVE-2020-27859",
  "lastModified": "2024-11-21T05:21:56.887",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
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        "type": "Primary",
        "userInteractionRequired": false
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    "cvssMetricV30": [
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
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          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.0"
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        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "zdi-disclosures@trendmicro.com",
        "type": "Secondary"
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    "cvssMetricV31": [
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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        "impactScore": 3.6,
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  "published": "2021-01-20T20:15:12.847",
  "references": [
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      "tags": [
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        "VDB Entry"
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      "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-736/"
    },
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      "tags": [
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      "url": "https://www.zerodayinitiative.com/advisories/ZDI-20-736/"
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  "sourceIdentifier": "zdi-disclosures@trendmicro.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-22"
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      "type": "Secondary"
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          "value": "CWE-22"
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      "source": "nvd@nist.gov",
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}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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