CVE-2019-15431 Missing authorization in n/a
A pre-installed cleaner app on Evercoss U50A devices allows other pre-installed apps to modify system properties due to insufficient access controls.
- 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-2019-15431?
CVE-2019-15431 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 Evercoss U50A Android device with a build fingerprint of EVERCOSS/U50A./EVERCOSS:7.0/NRD90M/1499911028:eng/test-keys contains a pre-installed app with a package name of com.qiku.cleaner app (versionCode=2, versionName=2.0_VER_2017.04.21_17:55:55) that allows other pre-installed apps to perform system properties modification via an accessible app component. This capability can be accessed by any pre-installed app on the device which can obtain signatureOrSystem permissions that are required by other other pre-installed apps that exported their capabilities to other pre-installed app.
Which versions are affected by CVE-2019-15431?
It affects 1 product.
Products include Evercoss U50a Max Firmware.
How do I fix CVE-2019-15431?
No fix has been published for CVE-2019-15431 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-2019-15431 being exploited?
There is no known exploitation of CVE-2019-15431 in the wild and no public exploit code.
Sources
Also known as GHSA-qx53-4vrp-54gx.