VULNERABILITY INTELLIGENCE
CVE-2020-11828
CVSS score7.5 HIGH
EPSS probability1.17%
CISA KEVNot currently listed
Published2020-04-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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 classification
- nvd@nist.gov: CWE-908
Primary references
- security@oppo.com — Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory