CVE-2020-11828 Information disclosure in Color OS
Uninitialized stack memory in ColorOS SurfaceFlinger allows attackers to leak data and bypass ASLR protections.
- 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-2020-11828?
CVE-2020-11828 is a high-severity vulnerability in Oppo Color OS, published on 21 Apr 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In ColorOS (oppo mobile phone operating system, based on AOSP frameworks/native code position/services/surfaceflinger surfaceflinger.CPP), RGB is defined on the stack but uninitialized, so when the screenShot function to RGB value assignment, will not initialize the value is returned to the attackers, leading to values on the stack information leakage, the vulnerability can be used to bypass attackers ALSR.
Weakness: CWE-908
Which versions are affected by CVE-2020-11828?
It affects 1 product.
Products include Oppo Coloros.
How do I fix CVE-2020-11828?
No fix has been published for CVE-2020-11828 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-11828 being exploited?
There is no known exploitation of CVE-2020-11828 in the wild and no public exploit code.
Other vulnerabilities in Oppo Color OS
Sources
Also known as GHSA-6mcg-qcwq-jvvg.