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CVE-2020-0409

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-11-10 · updated 2026-06-17
• Weakness: CWE-190

Description

In create of FileMap.cpp, there is a possible out of bounds write due to an integer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-8.0 Android-8.1 Android-9Android ID: A-156997193

Affected products

• Android: 8.0, 8.1, 9.0, 10.0

References

• https://source.android.com/security/bulletin/2020-11-01
• https://source.android.com/security/bulletin/2020-11-01

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