What is CVE-2021-41849?

CVE-2021-41849 is a medium-severity vulnerability in Bluproducts G9, classified under Information Disclosure. CVSS score: 5.5/10. Published 2022-03-11.

How severe is CVE-2021-41849?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Bluproducts G9

CVE-2021-41849

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.

Vulnerability class: Information Disclosure

Published 2022-03-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (14.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

References

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

Frequently asked questions

What is CVE-2021-41849?: CVE-2021-41849 is a medium-severity vulnerability in Bluproducts G9, classified under Information Disclosure. CVSS score: 5.5/10. Published 2022-03-11.
How severe is CVE-2021-41849?: Medium severity. CVSS v3 base score is 5.5 out of 10.