What’s Vulnerable › Vulnerabilities

CVE-2021-41849

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% 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. It sends the following Personally Identifiable Information (PII) in plaintext using HTTP to servers located in China: user's list of installed apps and device International Mobile Equipment Identity (IMEI). This PII is transmitted to log.skyroam.com.cn using HTTP, independent of whether the user uses the Simo software.

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-2021-41849 or the next vulnerability affects your stack