CVE-2021-41850

Name: CVE-2021-41850
Creator: NVD / NIST
Published: 2022-03-11T23:15:09.277+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2021-41850 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.39%

30.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Bluproducts	G90 Firmware	All versions
Bluproducts	G9 Firmware	All versions
Wikomobile	Tommy 3 Firmware	All versions
Wikomobile	Tommy 3 Plus Firmware	All versions
Luna	Simo Firmware	All versions

References

https://athack.com/session-details/401Third Party Advisory
https://simowireless.com/Vendor Advisory
https://www.kryptowire.com/android-firmware-2022/Broken Link
https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/Exploit, Third Party Advisory
https://athack.com/session-details/401Third Party Advisory
https://simowireless.com/Vendor Advisory
https://www.kryptowire.com/android-firmware-2022/Broken Link
https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/Exploit, Third Party Advisory

Timeline

Published: Mar 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-41850?

How severe is CVE-2021-41850?

CVE-2021-41850 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2021-41850?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-41850?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST