Buffer overflow in Google Android
CVE-2014-3100
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.1 (Medium). Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.018 (77.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Google Android — versions 4.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- packetstormsecurity.com/files/127185/Android-KeyStore-Stack-Buffer-Overflow.html
- www.securityfocus.com/archive/1/532527/100/0/threaded (mailing-list)
- www.securityfocus.com/bid/68152 (vdb-entry)
- www.slideshare.net/ibmsecurity/android-keystorestackbufferoverflow (Exploit)
- securityintelligence.com/android-keystore-stack-buffer-overflow-to-keep-things-… (Exploit)
Frequently asked questions
- What is CVE-2014-3100?
- CVE-2014-3100 is a vulnerability in Google Android, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2014-07-02.
- Is CVE-2014-3100 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.