CVE-2021-28411 Explained : Impact and Mitigation

A vulnerability in the getRememberedSerializedIdentity function in the CookieRememberMeManager class in lerry903 RuoYi version 3.4.0 allows remote attackers to escalate privileges.

Understanding CVE-2021-28411

This CVE identifies a security issue in lerry903 RuoYi version 3.4.0 that can be exploited by remote attackers to gain elevated privileges.

What is CVE-2021-28411?

The CVE-2021-28411 vulnerability pertains to an insecure implementation in the getRememberedSerializedIdentity function within the CookieRememberMeManager class in lerry903 RuoYi version 3.4.0. This flaw can be leveraged by malicious actors to escalate their privileges.

The Impact of CVE-2021-28411

The impact of this vulnerability is severe as it enables unauthorized users to potentially gain elevated privileges on the affected system, posing a significant security risk to the integrity and confidentiality of data.

Technical Details of CVE-2021-28411

In this section, we delve into the technical aspects of CVE-2021-28411 to better understand the nature of the vulnerability.

Vulnerability Description

The vulnerability arises from an issue in the getRememberedSerializedIdentity function within the CookieRememberMeManager class in lerry903 RuoYi version 3.4.0, allowing attackers to exploit this weakness for privilege escalation.

Affected Systems and Versions

The vulnerability affects lerry903 RuoYi version 3.4.0. Users utilizing this specific version may be at risk and are advised to take immediate action to mitigate the threat.

Exploitation Mechanism

Remote attackers can exploit this vulnerability by manipulating the getRememberedSerializedIdentity function to gain unauthorized access and escalate their privileges on the targeted system.

Mitigation and Prevention

To address CVE-2021-28411 effectively, users and system administrators should implement the following mitigation strategies.

Immediate Steps to Take

It is crucial to apply security patches or updates provided by the software vendor to address the vulnerability promptly. Additionally, restricting network access and user permissions can help prevent unauthorized exploitation.

Long-Term Security Practices

Establishing robust security protocols, conducting regular security audits, and promoting user awareness through training can enhance overall system security and resilience.

Patching and Updates

Regularly monitor for security updates and patches released by the software provider to ensure that the system is protected against known vulnerabilities.