What is CVE-2020-0409?

CVE-2020-0409 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2020-11-10.

How severe is CVE-2020-0409?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2020-0409 known to be exploited?

4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Google Android

CVE-2020-0409

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

Vulnerability class: Integer Overflow

EPSS: 0.002 (16.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 8.0, 8.1, 9.0
N/a Android — versions Android-10 Android-8.0 Android-8.1 Android-9

Weakness classification (CWE)

Public proof-of-concept exploits

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-0409?: CVE-2020-0409 is a high-severity vulnerability in Google Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2020-11-10.
How severe is CVE-2020-0409?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-0409 known to be exploited?: 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.