CVE-2013-6271

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of data exposure, data tampering.

Exploit odds

8.0% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2013-10-24 00:00 UTC ReservedThe CVE id was reserved by its CNA
2. 2013-12-14 20:55 UTC PublishedDisclosed publicly on CVE.org and NVD
3. 2026-06-17 00:00 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 8.0% in the next 30 days (EPSS).
• Severity: 8.8 HIGH (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2013-12-14 20:55 UTC

Last modified

2026-06-17 00:00 UTC

Exploit probability

8.0% · EPSS, next 30 days

Weakness

CWE-264

Record status

Modified

Affected

• 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

Attack profile CVSS 2.0 · 8.8

Attack vector

Network

Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

None

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