CVE-2021-42336 Explained : Impact and Mitigation

Easytest by Huachu Digital Technology Co.,Ltd. is vulnerable to permission bypass allowing remote attackers unauthorized access to user accounts.

Understanding CVE-2021-42336

The CVE-2021-42336 vulnerability in Easytest exposes user account information through a permission bypass exploit.

What is CVE-2021-42336?

The vulnerability in Easytest allows attackers, upon obtaining user permission, to gain unauthorized access to other user and administrator account details by manipulating URL parameters.

The Impact of CVE-2021-42336

The vulnerability has a CVSS base score of 4.3, with medium severity. It poses a threat to confidentiality as attackers can access sensitive account information.

Technical Details of CVE-2021-42336

Easytest's vulnerability stems from improper authorization, enabling attackers to bypass permissions and access account information.

Vulnerability Description

Attackers exploit a permission bypass in Easytest, granting them unauthorized access to user and admin account data.

Affected Systems and Versions

Product: Easytest
Vendor: Huachu Digital Technology Co.,Ltd.
Vulnerable Version: 1705

Exploitation Mechanism

The vulnerability allows attackers to access user accounts by manipulating URL parameters and bypassing security measures.

Mitigation and Prevention

To address CVE-2021-42336, it is crucial to update Easytest to version 2100.

Immediate Steps to Take

Update Easytest to version 2100 to mitigate the vulnerability.
Inform users to be cautious while accessing Easytest until the update is applied.

Long-Term Security Practices

Regularly monitor for security patches and updates for Easytest.
Educate users on safe browsing habits to minimize the risk of unauthorized access.

Patching and Updates

Ensure that Easytest is regularly updated with the latest security patches to prevent exploitation of the vulnerability.