Vulnerability Name:

CVE-2013-6271 (CCN-89471)

Assigned:2013-11-27
Published:2013-11-27
Updated:2013-12-18
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.
CVSS v3 Severity:4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:8.8 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:N)
6.5 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:C/I:C/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2013-6271

Source: FULLDISC
Type: Exploit
20131127 CVE-2013-6271 Remove Android Device Lock by rouge app

Source: CCN
Type: Google Android Web site
Android KitKat

Source: SECTRACK
Type: UNKNOWN
1029410

Source: MISC
Type: UNKNOWN
http://www.theregister.co.uk/2013/12/10/android_has_lockbypass_bug/

Source: CCN
Type: Curesec Research Team Blog, November 27th, 2013
CVE-2013-6271: Remove Device Locks from Android Phone

Source: MISC
Type: Exploit
https://cureblog.de/2013/11/cve-2013-6271-remove-device-locks-from-android-phone/

Source: XF
Type: UNKNOWN
android-cve20136271-security-bypass(89471)

Vulnerable Configuration:Configuration 1:
  • cpe:/o:google:android:4.0:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.0.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.0.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.0.3:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.0.4:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.1.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.2.1:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.2.2:*:*:*:*:*:*:*
  • OR cpe:/o:google:android:4.3:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:google:android:4.3:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    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
    google android 4.3