CVE-2020-19229 : Exploit Details and Defense Strategies

Jeesite 1.2.7 utilizing Apache Shiro version 1.2.3 is affected by CVE-2016-4437, leading to a Java deserialization vulnerability that could allow attackers to execute arbitrary commands via the rememberMe parameter.

Understanding CVE-2020-19229

Jeesite 1.2.7 vulnerability due to Apache Shiro version 1.2.3

What is CVE-2020-19229?

CVE-2020-19229 is a vulnerability in Jeesite 1.2.7 that stems from the use of Apache Shiro version 1.2.3, exposing a Java deserialization flaw.

The Impact of CVE-2020-19229

The vulnerability enables attackers to execute unauthorized commands through the rememberMe parameter, posing a significant security risk to affected systems.

Technical Details of CVE-2020-19229

Details of the vulnerability in Jeesite 1.2.7

Vulnerability Description

Jeesite 1.2.7 is susceptible to a Java deserialization vulnerability due to its use of Apache Shiro version 1.2.3, as identified by CVE-2016-4437.

Affected Systems and Versions

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Exploitation Mechanism

Attackers can exploit the vulnerability by manipulating the rememberMe parameter to execute arbitrary commands on the target system.

Mitigation and Prevention

Protecting systems from CVE-2020-19229

Immediate Steps to Take

Disable the rememberMe feature in Jeesite 1.2.7 to prevent exploitation of the vulnerability.
Implement strict input validation to mitigate the risk of arbitrary command execution.

Long-Term Security Practices

Regularly update Jeesite and its dependencies to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address potential weaknesses.

Patching and Updates

Apply patches and updates provided by Jeesite and Apache Shiro to address the CVE-2016-4437 vulnerability.