Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-41850

Severity CVSS v4.0:
Pending analysis
Type:
CWE-200 Information Leak / Disclosure
Publication date:
11/03/2022
Last modified:
12/07/2022

Description

An issue was discovered in Luna Simo PPR1.180610.011/202001031830. A pre-installed app with a package name of com.skyroam.silverhelper writes three IMEI values to system properties at system startup. The system property values can be obtained via getprop by all third-party applications co-located on the device, even those with no permissions granted, exposing the IMEI values to processes without enforcing any access control.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Base Score 3.x
7.80
Severity 3.x
HIGH
Vector 2.0
AV:L/AC:L/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 7.20 HIGH
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0
7.20
Severity 2.0
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:bluproducts:g90_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:bluproducts:g90:-:*:*:*:*:*:*:*
cpe:2.3:o:bluproducts:g9_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:bluproducts:g9:-:*:*:*:*:*:*:*
cpe:2.3:o:wikomobile:tommy_3_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:wikomobile:tommy_3:-:*:*:*:*:*:*:*
cpe:2.3:o:wikomobile:tommy_3_plus_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:wikomobile:tommy_3_plus:-:*:*:*:*:*:*:*
cpe:2.3:o:luna:simo_firmware:-:*:*:*:*:*:*:*
cpe:2.3:h:luna:simo:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools