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CVE-2020-26945 : What You Need to Know

Learn about CVE-2020-26945, a vulnerability in MyBatis before 3.5.6 that mishandles object stream deserialization, potentially leading to security risks. Find out how to mitigate and prevent exploitation.

MyBatis before 3.5.6 mishandles deserialization of object streams.

Understanding CVE-2020-26945

MyBatis before version 3.5.6 is vulnerable to mishandling deserialization of object streams.

What is CVE-2020-26945?

This CVE refers to a vulnerability in MyBatis versions prior to 3.5.6 that could allow attackers to exploit the deserialization of object streams.

The Impact of CVE-2020-26945

The mishandling of object stream deserialization in MyBatis before 3.5.6 could lead to potential security risks, including remote code execution and unauthorized access to sensitive data.

Technical Details of CVE-2020-26945

MyBatis before version 3.5.6 is susceptible to deserialization vulnerabilities.

Vulnerability Description

The vulnerability arises from the improper handling of object stream deserialization, which could be exploited by malicious actors.

Affected Systems and Versions

        Product: MyBatis
        Vendor: N/A
        Versions affected: All versions before 3.5.6

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating object streams during deserialization, potentially leading to unauthorized access or code execution.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-26945.

Immediate Steps to Take

        Update MyBatis to version 3.5.6 or later to patch the vulnerability.
        Monitor for any suspicious activities that could indicate exploitation of the deserialization flaw.

Long-Term Security Practices

        Implement secure coding practices to prevent deserialization vulnerabilities.
        Regularly update and patch software to address known security issues.

Patching and Updates

        Apply patches and updates provided by MyBatis promptly to ensure the security of the system.

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