CVE-2019-20778 Missing authorization in n/a
Attackers can exploit improper input validation in the Backup subsystem to perform unauthorized operations on LG Android devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-20778?
CVE-2019-20778 is a critical missing authorization vulnerability in Google Android, published on 17 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered on LG mobile devices with Android OS 7.0, 7.1, 7.2, 8.0, 8.1, and 9.0 software. The Backup subsystem does not properly restrict operations or validate their input. The LG ID is LVE-SMP-190004 (June 2019).
Weakness: CWE-20
Which versions are affected by CVE-2019-20778?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2019-20778?
No fix has been published for CVE-2019-20778 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-2019-20778 being exploited?
There is no known exploitation of CVE-2019-20778 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-4c53-6259-p3rj.