FKIE_CVE-2021-28936

Vulnerability from fkie_nvd - Published: 2021-03-29 13:15 - Updated: 2026-07-09 01:16
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
The Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) Web management administrator password can be changed by sending a specially crafted HTTP GET request. The administrator username has to be known (default:admin) whereas no previous authentication is required.
References
cve@mitre.orghttps://blog-ssh3ll.medium.com/acexy-wireless-n-wifi-repeater-vulnerabilities-8bd5d14a2990Exploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://blog-ssh3ll.medium.com/acexy-wireless-n-wifi-repeater-vulnerabilities-8bd5d14a2990Exploit, Third Party Advisory
Impacted products
Vendor Product Version
acexy wireless-n_wifi_repeater_firmware 28.08.06.1
acexy wireless-n_wifi_repeater 1.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:acexy:wireless-n_wifi_repeater_firmware:28.08.06.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "8F4EBA90-1BC8-4A54-B5C8-E6A681249E3A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:acexy:wireless-n_wifi_repeater:1.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "4B718A0D-7C4B-456A-A3DA-BD74F4A087D7",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) Web management administrator password can be changed by sending a specially crafted HTTP GET request. The administrator username has to be known (default:admin) whereas no previous authentication is required."
    },
    {
      "lang": "es",
      "value": "La contrase\u00f1a de administraci\u00f3n Web de Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1), puede ser cambiado mediante el env\u00edo de una petici\u00f3n HTTP GET especialmente dise\u00f1ada.\u0026#xa0;El nombre de usuario del administrador debe ser conocido (predeterminado: admin), mientras que no sea requerida una autenticaci\u00f3n previa"
    }
  ],
  "id": "CVE-2021-28936",
  "lastModified": "2026-07-09T01:16:49.867",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-03-29T13:15:12.380",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "url": "https://blog-ssh3ll.medium.com/acexy-wireless-n-wifi-repeater-vulnerabilities-8bd5d14a2990"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "https://blog-ssh3ll.medium.com/acexy-wireless-n-wifi-repeater-vulnerabilities-8bd5d14a2990"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-863"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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