CVE-2021-39780 Missing authorization in Android
Local attackers can bypass developer settings requirements to capture system traces, leading to privilege escalation on Android devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-39780?
CVE-2021-39780 is a high-severity missing authorization vulnerability in Google Android, published on 30 Mar 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In Traceur, there is a possible bypass of developer settings requirements for capturing system traces due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-204992293
Weakness: CWE-276
Which versions are affected by CVE-2021-39780?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2021-39780?
No fix has been published for CVE-2021-39780 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-2021-39780 being exploited?
There is no known exploitation of CVE-2021-39780 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-r3qq-hhr3-7hw6.