CVE-2018-9543

Name: CVE-2018-9543
Creator: NVD / NIST
Published: 2018-11-14T18:29:01.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.20%

Last modified Jun 17, 2026

CVE-2018-9543 is a vulnerability of currently unknown severity. In trim_device of f2fs_format_utils.c, it is possible that the data partition is not wiped during a factory reset. This could lead to local information disclosure after factory reset with no additional execution privileges needed. EPSS estimates a 0.20% chance of exploitation in the next 30 days.

Description

In trim_device of f2fs_format_utils.c, it is possible that the data partition is not wiped during a factory reset. This could lead to local information disclosure after factory reset with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-112868088.

Metrics

EPSS Probability

0.20%

10.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Google	Android	7.0
Google	Android	7.1.1
Google	Android	7.1.2
Google	Android	8.0
Google	Android	8.1
Google	Android	9.0

References

http://www.securityfocus.com/bid/105849Third Party Advisory, VDB Entry
https://source.android.com/security/bulletin/2018-11-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2018-12-01Not Applicable, Vendor Advisory
http://www.securityfocus.com/bid/105849Third Party Advisory, VDB Entry
https://source.android.com/security/bulletin/2018-11-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2018-12-01Not Applicable, Vendor Advisory

Timeline

Published: Nov 14, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-9543?

How severe is CVE-2018-9543?

Severity scoring for CVE-2018-9543 is pending analysis. The EPSS model estimates a 0.20% probability of exploitation in the next 30 days.

How do I fix CVE-2018-9543?

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-2018-9543?

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

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Source: NVD / NIST