FKIE_CVE-2020-5795

Vulnerability from fkie_nvd - Published: 2020-11-06 15:15 - Updated: 2026-06-17 03:22
Severity
6.2 (Medium) - CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Summary
UNIX Symbolic Link (Symlink) Following in TP-Link Archer A7(US)_V5_200721 allows an authenticated admin user, with physical access and network access, to execute arbitrary code after plugging a crafted USB drive into the router.
References
vulnreport@tenable.comhttps://www.tenable.com/security/research/tra-2020-60Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.tenable.com/security/research/tra-2020-60Exploit, Third Party Advisory
Impacted products
Vendor Product Version
tp-link archer_a7_firmware 200721
tp-link archer_a7 v5
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "TP-Link Archer A7 v5",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Firmware Archer A7(US)_V5_200721"
            }
          ]
        }
      ],
      "source": "vulnreport@tenable.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:archer_a7_firmware:200721:*:*:*:*:*:*:*",
              "matchCriteriaId": "4D6D8BFA-2310-4A5C-B399-D3297250BE7F",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:archer_a7:v5:*:*:*:*:*:*:*",
              "matchCriteriaId": "EEF6E740-0F6B-4B3E-A9A3-8D0E19C8E2DE",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "UNIX Symbolic Link (Symlink) Following in TP-Link Archer A7(US)_V5_200721 allows an authenticated admin user, with physical access and network access, to execute arbitrary code after plugging a crafted USB drive into the router."
    },
    {
      "lang": "es",
      "value": "Un Seguimiento de Enlace Simb\u00f3lico (Symlink) de UNIX en TP-Link Archer A7(US)_V5_200721, ??permite a un usuario administrador autenticado, con acceso f\u00edsico y acceso de red, ejecutar c\u00f3digo arbitrario despu\u00e9s de conectar una unidad USB dise\u00f1ada al enrutador"
    }
  ],
  "id": "CVE-2020-5795",
  "lastModified": "2026-06-17T03:22:15.130",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "PHYSICAL",
          "availabilityImpact": "HIGH",
          "baseScore": 6.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.3,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2020-11-06T15:15:12.033",
  "references": [
    {
      "source": "vulnreport@tenable.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.tenable.com/security/research/tra-2020-60"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://www.tenable.com/security/research/tra-2020-60"
    }
  ],
  "sourceIdentifier": "vulnreport@tenable.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-59"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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