7.5

CVE-2019-1997: android Use of Insufficiently Random Values

CVSS: 7.5v3.0HighModified
Published 28-02-2019Last modified 16-09-2024
Open JSON

Vulnerability summary

CVE-2019-1997 is a high (CVSS 7.5) Use of Insufficiently Random Values vulnerability in android. EPSS estimates a 0.86% chance of exploitation in the next 30 days, higher than 57.7% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.0 (NVD)
EPSS score
0.86%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 28-02-2019
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.86%

Chance of exploitation in the next 30 days

Percentile

58%

Versus all other CVEs

30-day change

0.00 pp

From 0.86% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.86%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Android1 product
  • androidAndroid-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9
Google1 product
  • androidEOL7.0 | 7.1.1 | 7.1.2 | 8.0 | 8.1 | 9.0

2 vendors · 2 products

References

2 links