CVE-2019-15743 Missing authorization in n/a
A pre-installed maintenance tool on Sony Xperia Touch devices allows any third-party app to record microphone audio without user consent due to missing authorization checks.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-15743?
CVE-2019-15743 is a medium-severity missing authorization vulnerability in n/a, published on 14 Nov 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The Sony Xperia Touch Android device with a build fingerprint of Sony/blanc_windy/blanc_windy:7.0/LOIRE-SMART-BLANC-1.0.0-170530-0834/1:user/dev-keys contains a pre-installed app with a package name of com.sonymobile.android.maintenancetool.testmic app (versionCode=24, versionName=7.0) that allows unauthorized microphone audio recording via a confused deputy attack. This capability can be accessed by any app co-located on the device. This app allows a third-party app to use its open interface to record audio to external storage.
Weakness: CWE-610
Which versions are affected by CVE-2019-15743?
It affects 1 product.
Products include Sony Xperia Touch Firmware.
How do I fix CVE-2019-15743?
No fix has been published for CVE-2019-15743 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2019-15743 being exploited?
There is no known exploitation of CVE-2019-15743 in the wild and no public exploit code.
Sources
Also known as GHSA-825p-7535-q5m8.