CVE-2020-1835 : What You Need to Know

HUAWEI Mate 30 with versions earlier than 10.1.0.126(C00E125R5P3) have an information disclosure vulnerability related to Bluetooth.

Understanding CVE-2020-1835

HUAWEI Mate 30 is affected by a logic judgment error in Bluetooth connection handling, allowing an attacker to exploit the vulnerability for information disclosure.

What is CVE-2020-1835?

This CVE identifies an information disclosure vulnerability in HUAWEI Mate 30 devices with versions prior to 10.1.0.126(C00E125R5P3). The flaw enables attackers to obtain sensitive information by posing as an authenticated Bluetooth peer.

The Impact of CVE-2020-1835

The successful exploitation of this vulnerability on affected HUAWEI Mate 30 devices can result in the disclosure of sensitive information.

Technical Details of CVE-2020-1835

HUAWEI Mate 30's vulnerability is further detailed below:

Vulnerability Description

A logical error in handling Bluetooth connections allows attackers to manipulate Bluetooth peers and extract information.

Affected Systems and Versions

Product: HUAWEI Mate 30
Versions: Earlier than 10.1.0.126(C00E125R5P3)

Exploitation Mechanism

Attackers could exploit the logic judgment error in Bluetooth connection handling to pose as authenticated Bluetooth peers, ultimately leading to information disclosure.

Mitigation and Prevention

Steps to address and prevent the CVE-2020-1835 vulnerability are as follows:

Immediate Steps to Take

Update affected devices to version 10.1.0.126(C00E125R5P3) or later.
Monitor and restrict Bluetooth connections on devices.
Implement network segmentation to reduce attack surface.

Long-Term Security Practices

Regularly update firmware and security patches.
Conduct security audits and assessments to identify vulnerabilities.

Patching and Updates

Apply vendor-supplied patches promptly to address the vulnerability and enhance device security.