FKIE_CVE-2023-41971

Vulnerability from fkie_nvd - Published: 2024-05-02 13:23 - Updated: 2026-03-02 19:14
Severity ?
5.3 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
7.8 (High) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
An Improper Link Resolution Before File Access ('Link Following') vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.
References
cve@zscaler.comhttps://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021??applicable_category=windows&applicable_version=3.7Vendor Advisory, Release Notes
af854a3a-2127-422b-91ae-364da2661108https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021??applicable_category=windows&applicable_version=3.7Vendor Advisory, Release Notes
Impacted products
Vendor Product Version
zscaler client_connector *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:zscaler:client_connector:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "B549DC33-2238-4356-8079-A7D18323255E",
              "versionEndExcluding": "3.7",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Improper Link Resolution Before File Access (\u0027Link Following\u0027) vulnerability in Zscaler Client Connector on Windows allows a system file to be overwritten.This issue affects Client Connector on Windows: before 3.7.\n\n"
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de resoluci\u00f3n de enlace incorrecta antes del acceso al archivo (\"siguiente enlace\") en Zscaler Client Connector en Windows permite sobrescribir un archivo del sistema. Este problema afecta a Client Connector en Windows: versiones anteriores a 3.7."
    }
  ],
  "id": "CVE-2023-41971",
  "lastModified": "2026-03-02T19:14:52.770",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.0,
        "impactScore": 4.2,
        "source": "cve@zscaler.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 7.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2024-05-02T13:23:06.180",
  "references": [
    {
      "source": "cve@zscaler.com",
      "tags": [
        "Vendor Advisory",
        "Release Notes"
      ],
      "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021??applicable_category=windows\u0026applicable_version=3.7"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory",
        "Release Notes"
      ],
      "url": "https://help.zscaler.com/zscaler-client-connector/client-connector-app-release-summary-2021??applicable_category=windows\u0026applicable_version=3.7"
    }
  ],
  "sourceIdentifier": "cve@zscaler.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "cve@zscaler.com",
      "type": "Secondary"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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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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