Published: 02/07/2014 Updated: 09/10/2018

CVSS v2 Base Score: 5.1 | Impact Score: 6.4 | Exploitability Score: 4.9

VMScore: 454

Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P

Stack-based buffer overflow in the encode_key function in /system/bin/keystore in the KeyStore service in Android 4.3 allows malicious users to execute arbitrary code, and consequently obtain sensitive key information or bypass intended restrictions on cryptographic operations, via a long key name.

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google android 4.3

seccomp_keystore OVERVIEW In recent years, a lot of vulnerabilities in Android native daemons have been revealed in AOSP, not to mention OEM customized daemons A stack buffer overflow vulnerability (CVE-2014-3100) was found in keystore daemon before 44 version last year This vulnerability could be exploited for the arbitrary code execution after bypass the DEP, ASLR and stac

CWE-119 http://securityintelligence.com/android-keystore-stack-buffer-overflow-to-keep-things-simple-buffers-are-always-larger-than-needed/http://packetstormsecurity.com/files/127185/Android-KeyStore-Stack-Buffer-Overflow.html http://www.slideshare.net/ibmsecurity/android-keystorestackbufferoverflow http://www.securityfocus.com/bid/68152 http://www.securityfocus.com/archive/1/532527/100/0/threaded https://nvd.nist.gov https://github.com/shellcong/seccomp_keystore

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CVE-2014-3100

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