CVE-2021-41849 : Exploit Details and Defense Strategies
Learn about CVE-2021-41849, a vulnerability in Luna Simo PPR1.180610.011 that exposes PII like installed apps and IMEI via plaintext HTTP to servers in China, compromising user privacy. Find mitigation steps and prevention measures here.
An issue in Luna Simo PPR1.180610.011/202001031830 exposes Personally Identifiable Information (PII) to servers in China via plaintext HTTP transmission.
Understanding CVE-2021-41849
This CVE involves the unauthorized transmission of user data to a server.
What is CVE-2021-41849?
The vulnerability in Luna Simo PPR1.180610.011/202001031830 leaks PII like installed apps and IMEI via HTTP to Chinese servers.
The Impact of CVE-2021-41849
The issue compromises user privacy by exposing sensitive information to unauthorized entities.
Technical Details of CVE-2021-41849
This section details the specific technical aspects of the CVE.
Vulnerability Description
The vulnerability allows the unauthorized disclosure of sensitive user information through plaintext HTTP transmission.
Affected Systems and Versions
- Affected System: Luna Simo PPR1.180610.011/202001031830
- Affected Versions: All versions
Exploitation Mechanism
The PII, including the list of installed apps and IMEI, is sent in plaintext over HTTP to log.skyroam.com.cn.
Mitigation and Prevention
Steps to address and prevent exploitation of the CVE.
Immediate Steps to Take
- Avoid transmitting sensitive data over unencrypted connections.
- Consider using VPN services for secure data transmission.
- Review permissions granted to apps to limit data access.
Long-Term Security Practices
- Regularly update software to patch security vulnerabilities.
- Educate users about the risks of transmitting data over unsecured connections.
Patching and Updates
Apply patches or updates provided by Luna Simo to address the vulnerability.