CVE-2015-3860
HighSummary
In Android 5.x before version 5.1.1 LMY48M, the password entry input field in the lockscreen does not restrict the number of characters, allowing physically proximate attackers to bypass intended access restrictions via a long password that triggers a SystemUI crash.
Risk Assessment
Attackers can exploit this vulnerability to remotely lock the device, leading to loss of access to data and device functionality.
Recommendation
It is recommended to update the Android system to version 5.1.1 LMY48M or later to mitigate this vulnerability.
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Original NVD description (English source)
packages/Keyguard/res/layout/keyguard_password_view.xml in Lockscreen in Android 5.x before 5.1.1 LMY48M does not restrict the number of characters in the passwordEntry input field, which allows physically proximate attackers to bypass intended access restrictions via a long password that triggers a SystemUI crash, aka internal bug 22214934.