What’s Vulnerable › Vulnerabilities

CVE-2021-41850

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-11 · updated 2026-06-17
• Weakness: CWE-200

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.

Affected products

• Bluproducts G90 Firmware: all versions
• Bluproducts G9 Firmware: all versions
• Luna Simo Firmware: all versions
• Wikomobile Tommy 3 Firmware: all versions
• Wikomobile Tommy 3 Plus Firmware: all versions

References

• https://athack.com/session-details/401
• https://simowireless.com/
• https://www.kryptowire.com/android-firmware-2022/
• https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/
• https://athack.com/session-details/401
• https://simowireless.com/
• https://www.kryptowire.com/android-firmware-2022/
• https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/

Get alerted when CVE-2021-41850 or the next vulnerability affects your stack