What is CVE-2019-1997?

CVE-2019-1997 is a high-severity vulnerability in Android, classified under Use of Insufficiently Random Values. CVSS score: 7.5/10. Published 2019-02-28.

How severe is CVE-2019-1997?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Android

CVE-2019-1997

In random_get_bytes of random.c, there is a possible degradation of randomness due to an insecure default value. This could lead to local information disclosure via an insecure wireless connection 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-117508900.

EPSS: 0.009 (54.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Android — versions Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9
Google Android — versions 7.0, 7.1.1, 7.1.2

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

security@android.com (x_refsource_CONFIRM, Vendor Advisory)
security@android.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2019-1997?: CVE-2019-1997 is a high-severity vulnerability in Android, classified under Use of Insufficiently Random Values. CVSS score: 7.5/10. Published 2019-02-28.
How severe is CVE-2019-1997?: High severity. CVSS v3 base score is 7.5 out of 10.