CVE-2012-4220
diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute...
- Published
- Nov 30, 2012
- Updated
- Aug 6, 2024
- Assigning CNA
- mitre
- Evidence observed
- Aug 8, 2026
Primary CVSS
nvd · CVSS 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:PLow · next 30 days
- Percentile
- 86.5%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
diagchar_core.c in the Qualcomm Innovation Center (QuIC) Diagnostics (aka DIAG) kernel-mode driver for Android 2.3 through 4.2 allows attackers to execute arbitrary code or cause a denial of service (incorrect pointer dereference) via an application that uses crafted arguments in a local diagchar_ioctl call.
Sources
2- root-zte-openExploit
exploit for CVE-2012-4220 working on zte-open
- diaggetrootExploit
Exploit for CVE-2012-4220 providing root privilege escalation on Android devices via a kernel vulnerability.
Responsible use
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