CVE-2018-7926 Explained : Impact and Mitigation

An improper authorization vulnerability exists in Huawei Watch 2 models prior to OWDD.180707.001.E1, allowing attackers to manipulate data on the watch.

Understanding CVE-2018-7926

This CVE involves an improper authorization issue in Huawei Watch 2 devices, potentially leading to unauthorized data manipulation.

What is CVE-2018-7926?

This vulnerability stems from incorrect permission configurations for specific operations on Huawei Watch 2 devices. Attackers who gain access to the associated Huawei ID can bypass permission checks and perform unauthorized actions, potentially altering data on the watch.

The Impact of CVE-2018-7926

The vulnerability could enable malicious actors to carry out unauthorized operations on affected Huawei Watch 2 devices, compromising the integrity of data stored on the watch.

Technical Details of CVE-2018-7926

This section provides detailed technical information about the CVE.

Vulnerability Description

The vulnerability in Huawei Watch 2 devices allows attackers with the Huawei ID linked to the watch to bypass permission verification and manipulate specific data.

Affected Systems and Versions

Product: Huawei Watch 2
Vendor: Huawei Technologies Co., Ltd.
Vulnerable Version: Versions and earlier than OWDD.180707.001.E1

Exploitation Mechanism

Attackers exploit the improper permission configuration to bypass verification checks and perform unauthorized operations on the watch.

Mitigation and Prevention

Protecting against CVE-2018-7926 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Huawei Watch 2 devices to version OWDD.180707.001.E1 or later to mitigate the vulnerability.
Regularly monitor and review permissions and access controls on the watch.

Long-Term Security Practices

Implement strong authentication mechanisms to secure access to the Huawei ID linked to the watch.
Conduct regular security assessments and audits to identify and address authorization vulnerabilities.

Patching and Updates

Stay informed about security advisories from Huawei and apply patches promptly to address known vulnerabilities.