CVE-2020-0380

Name: CVE-2020-0380
Creator: NVD / NIST
Published: 2020-09-17T16:15:12.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.82%

Last modified Jun 17, 2026

CVE-2020-0380 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. EPSS estimates a 2.82% chance of exploitation in the next 30 days.

Description

In allocExcessBits of bitalloc.c, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.0 Android-8.1 Android-9 Android-10Android ID: A-146398979

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.82%

84.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Google	Android	8.0
Google	Android	8.1
Google	Android	9.0
Google	Android	10.0
Google	Android	11.0

References

https://source.android.com/security/bulletin/2020-09-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2020-09-01Patch, Vendor Advisory

Timeline

Published: Sep 17, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-0380?

How severe is CVE-2020-0380?

CVE-2020-0380 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.82% probability of exploitation in the next 30 days.

How do I fix CVE-2020-0380?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-0380?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST