National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-1997 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.5 HIGH
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 3.9


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.0 MEDIUM
Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 10.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/106946 Third Party Advisory VDB Entry
https://source.android.com/security/bulletin/2019-02-01 Vendor Advisory

Technical Details

Vulnerability Type (View All)

  • Use of Insufficiently Random Values (CWE-330)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:google:android:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-1997
NVD Published Date:
02/28/2019
NVD Last Modified:
03/01/2019