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CVE-2021-40683 : Security Advisory and Response

Learn about CVE-2021-40683, a vulnerability in Akamai EAA Client before 2.3.1, 2.4.x before 2.4.1, and 2.5.x before 2.5.3 allowing attackers to hijack the execution flow.

Akamai EAA (Enterprise Application Access) Client before 2.3.1, 2.4.x before 2.4.1, and 2.5.x before 2.5.3 may allow an attacker to hijack the flow of execution due to an unquoted path.

Understanding CVE-2021-40683

This CVE refers to a security vulnerability in Akamai EAA Client that could potentially lead to an attacker taking control of the execution flow.

What is CVE-2021-40683?

The CVE-2021-40683 vulnerability exists in versions of Akamai EAA Client before 2.3.1, 2.4.x before 2.4.1, and 2.5.x prior to 2.5.3. It results from an unquoted path, which could be exploited by attackers to hijack the execution flow.

The Impact of CVE-2021-40683

The vulnerability can allow an attacker to intercept the flow of execution, potentially leading to unauthorized actions within the system.

Technical Details of CVE-2021-40683

This section delves into specific technical details regarding the CVE.

Vulnerability Description

The vulnerability in Akamai EAA Client arises from an unquoted path, enabling attackers to manipulate the flow of execution.

Affected Systems and Versions

        Product: Akamai EAA (Enterprise Application Access) Client
        Vulnerable Versions:
              Before 2.3.1
              2.4.x before 2.4.1
              2.5.x before 2.5.3

Exploitation Mechanism

The exploitation of the unquoted path in affected versions allows attackers to potentially take over the execution flow, leading to unauthorized control.

Mitigation and Prevention

Protecting systems from CVE-2021-40683 is crucial to maintaining security.

Immediate Steps to Take

        Update Akamai EAA Client to versions 2.3.1, 2.4.1, or 2.5.3, which do not have the vulnerability.
        Monitor system logs for any suspicious activity indicating a possible exploit.

Long-Term Security Practices

        Implement strong access controls and restrictions to minimize the impact of potential breaches.
        Perform regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

        Regularly apply security patches and updates provided by Akamai to ensure the protection of systems against known vulnerabilities.

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