FKIE_CVE-2013-6271

Vulnerability from fkie_nvd - Published: 2013-12-14 20:55 - Updated: 2026-06-17 00:00
Severity
Summary
Android 4.0 through 4.3 allows attackers to bypass intended access restrictions and remove device locks via a crafted application that invokes the updateUnlockMethodAndFinish method in the com.android.settings.ChooseLockGeneric class with the PASSWORD_QUALITY_UNSPECIFIED option.
References
cve@mitre.orghttp://seclists.org/fulldisclosure/2013/Nov/204Exploit
cve@mitre.orghttp://www.securitytracker.com/id/1029410
cve@mitre.orghttp://www.theregister.co.uk/2013/12/10/android_has_lockbypass_bug/
cve@mitre.orghttps://cureblog.de/2013/11/cve-2013-6271-remove-device-locks-from-android-phone/Exploit
af854a3a-2127-422b-91ae-364da2661108http://seclists.org/fulldisclosure/2013/Nov/204Exploit
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1029410
af854a3a-2127-422b-91ae-364da2661108http://www.theregister.co.uk/2013/12/10/android_has_lockbypass_bug/
af854a3a-2127-422b-91ae-364da2661108https://cureblog.de/2013/11/cve-2013-6271-remove-device-locks-from-android-phone/Exploit
Impacted products
Vendor Product Version
google android 4.0
google android 4.0.1
google android 4.0.2
google android 4.0.3
google android 4.0.4
google android 4.1
google android 4.1.2
google android 4.2
google android 4.2.1
google android 4.2.2
google android 4.3
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Android 4.0 through 4.3 allows attackers to bypass intended access restrictions and remove device locks via a crafted application that invokes the updateUnlockMethodAndFinish method in the com.android.settings.ChooseLockGeneric class with the PASSWORD_QUALITY_UNSPECIFIED option."
    },
    {
      "lang": "es",
      "value": "Android 4.0 a 4.3, permite a atacantes eludir las restricciones de acceso previstas y eliminar los bloqueos del dispositivo a trav\u00e9s de una aplicaci\u00f3n manipulada que invoca el m\u00e9todo updateUnlockMethodAndFinish en la clase com.android.settings.ChooseLockGeneric con la opci\u00f3n PASSWORD_QUALITY_UNSPECIFIED."
    }
  ],
  "id": "CVE-2013-6271",
  "lastModified": "2026-06-17T00:00:13.780",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 8.8,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 9.2,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2013-12-14T20:55:03.673",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ],
      "url": "http://seclists.org/fulldisclosure/2013/Nov/204"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.securitytracker.com/id/1029410"
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      "url": "http://www.theregister.co.uk/2013/12/10/android_has_lockbypass_bug/"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
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      ],
      "url": "https://cureblog.de/2013/11/cve-2013-6271-remove-device-locks-from-android-phone/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
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      "tags": [
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      "url": "https://cureblog.de/2013/11/cve-2013-6271-remove-device-locks-from-android-phone/"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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