What’s Vulnerable › Vulnerabilities

CVE-2014-3100

• Severity: medium (CVSS 5.1 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2014-07-02 · updated 2026-06-17
• Weakness: CWE-119

Description

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

Affected products

• Android: 4.3

References

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

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