CVE-2014-7953
Race condition in the bindBackupAgent method in the ActivityManagerService in Android 4.4.4 allows local users with adb shell access to execute arbitrary code or any valid package as system by running "pm install" with the target apk, and simultaneously…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Race condition in the bindBackupAgent method in the ActivityManagerService in Android 4.4.4 allows local users with adb shell access to execute arbitrary code or any valid package as system by running "pm install" with the target apk, and simultaneously running a crafted script to process logcat's output looking for a dexopt line, which once found should execute bindBackupAgent with the uid member of the ApplicationInfo parameter set to 1000.
- CVSS 3.0
- 7.0 HIGHCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.33% probability · 26th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- google/android
- Source
- cve@mitre.org
References
- http://seclists.org/fulldisclosure/2015/Apr/52Mailing List, Third Party Advisory
- http://www.securityfocus.com/archive/1/535296/100/1100/threaded
- http://www.securityfocus.com/bid/74213Third Party Advisory, VDB Entry
- https://android.googlesource.com/platform/frameworks/base/+/a8f6d1b%5E%21/
- http://seclists.org/fulldisclosure/2015/Apr/52Mailing List, Third Party Advisory
- http://www.securityfocus.com/archive/1/535296/100/1100/threaded
- http://www.securityfocus.com/bid/74213Third Party Advisory, VDB Entry
- https://android.googlesource.com/platform/frameworks/base/+/a8f6d1b%5E%21/
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.