CVE-2017-17158 : Security Advisory and Response
Learn about CVE-2017-17158, an information exposure vulnerability in certain Huawei smartphones. Find out affected systems, exploitation details, and mitigation steps.
Huawei smartphones with specific versions are vulnerable to information exposure when connected to malicious devices for charging.
Understanding CVE-2017-17158
What is CVE-2017-17158?
CVE-2017-17158 is an information exposure vulnerability affecting certain models of Huawei smartphones with versions prior to specified updates.
The Impact of CVE-2017-17158
The vulnerability allows unauthenticated attackers to exploit the smartphone's functions by sending crafted messages, potentially leading to information exposure.
Technical Details of CVE-2017-17158
Vulnerability Description
The vulnerability arises when a Huawei smartphone is connected to a malicious device for charging, enabling attackers to send specially crafted messages.
Affected Systems and Versions
- Affected products: Berlin-L21HN, Prague-AL00A, Prague-AL00B, Prague-AL00C, Prague-L31, Prague-TL00A, Prague-TL10A
- Vulnerable versions:
- Berlin-L21HNC185B381
- Prague-AL00AC00B223
- Prague-AL00BC00B223
- Prague-AL00CC00B223
- Prague-L31C432B208
- Prague-TL00AC01B223
Exploitation Mechanism
Attackers exploit the lack of message validation to activate specific functions on the vulnerable smartphones, leading to potential information exposure.
Mitigation and Prevention
Immediate Steps to Take
- Avoid charging smartphones from unknown or untrusted devices
- Regularly update smartphones with the latest security patches
Long-Term Security Practices
- Educate users on safe charging practices
- Implement strong authentication mechanisms on smartphones
Patching and Updates
- Apply the necessary updates provided by Huawei to address the vulnerability