What is CVE-2017-13231?

CVE-2017-13231 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-02-12.

How severe is CVE-2017-13231?

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

Buffer overflow in Google Android

CVE-2017-13231

In libmediadrm, there is an out-of-bounds write due to improper input validation. This could lead to local elevation of privileges with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: 8.0, 8.1. Android ID: A-67962232.

Vulnerability class: Buffer Overflow

Published 2018-02-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (6.4th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Google Android — versions 8.0, 8.1
Google Inc. Android — versions 8.0, 8.1

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

source.android.com/security/bulletin/2018-02-01 (Vendor Advisory)
www.securityfocus.com/bid/102976 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2017-13231?: CVE-2017-13231 is a high-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-02-12.
How severe is CVE-2017-13231?: High severity. CVSS v3 base score is 7.8 out of 10.