What is CVE-2019-1993?

CVE-2019-1993 is a high-severity vulnerability in Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2019-02-28.

How severe is CVE-2019-1993?

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

Buffer overflow in Android

CVE-2019-1993

In register_app of btif_hd.cc, there is a possible memory corruption 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: Android. Versions: Android-8.0 Android-8.1 Android-9. Android ID: A-119819889.

Vulnerability class: Integer Overflow

Published 2019-02-28 · 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 (6.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 6.9% 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

Android — versions Android-8.0 Android-8.1 Android-9
Google Android — versions 8.0, 8.1, 9.0

Weakness classification (CWE)

References

source.android.com/security/bulletin/2019-02-01 (Vendor Advisory)
www.securityfocus.com/bid/106946 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2019-1993?: CVE-2019-1993 is a high-severity vulnerability in Android, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2019-02-28.
How severe is CVE-2019-1993?: High severity. CVSS v3 base score is 7.8 out of 10.