Vulnerability Monitor

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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.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.5, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), for affected systems. Impacting 10 products from bluproducts, from bluproducts, from bluproducts and 7 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2022-03-11T23:15:09.223

Last Modified

2024-11-21T06:26:54.027

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:N/A:N

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200
CWE-319

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	bluproducts	g90_firmware	-	Yes
Hardware	bluproducts	g90	-	No
Operating System	bluproducts	g9_firmware	-	Yes
Hardware	bluproducts	g9	-	No
Operating System	wikomobile	tommy_3_firmware	-	Yes
Hardware	wikomobile	tommy_3	-	No
Operating System	wikomobile	tommy_3_plus_firmware	-	Yes
Hardware	wikomobile	tommy_3_plus	-	No
Operating System	luna	simo_firmware	-	Yes
Hardware	luna	simo	-	No

References

https://athack.com/session-details/401 Third Party Advisory ([email protected])
https://simowireless.com/ Vendor Advisory ([email protected])
https://www.kryptowire.com/android-firmware-2022/ Broken Link ([email protected])
https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/ Exploit, Third Party Advisory ([email protected])
https://athack.com/session-details/401 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://simowireless.com/ Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.kryptowire.com/android-firmware-2022/ Broken Link (af854a3a-2127-422b-91ae-364da2661108)
https://www.kryptowire.com/blog/vsim-vulnerability-within-simo-android-phones-exposed/ Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For bluproducts's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.