CVE-2024-40614

Comprehensive Technical Analysis of CVE-2024-40614

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2024-40614 CVSS Score: 9.8

The vulnerability in EGroupware before version 23.1.20240624 involves the mishandling of an ORDER BY clause, leading to a SQL injection vulnerability. This issue is particularly severe due to its high CVSS score of 9.8, indicating a critical risk. The vulnerability allows authenticated users to inject malicious SQL code through the json.php?menuaction=EGroupware\Api\Etemplate\Widget\Nextmatch::ajax_get_rows endpoint, specifically when sorting Address Book or InfoLog entries.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Authenticated Users: The vulnerability requires the attacker to be authenticated, which means they need valid credentials to exploit the flaw.
• SQL Injection: The primary attack vector is SQL injection, where an attacker can manipulate the ORDER BY clause to execute arbitrary SQL commands.

Exploitation Methods:

• Manipulating Sort Parameters: An attacker can craft a specially designed sort parameter to inject SQL code.
• Data Exfiltration: By injecting SQL commands, an attacker can extract sensitive data from the database.
• Database Manipulation: The attacker can alter, delete, or insert data into the database, potentially causing data integrity issues.

3. Affected Systems and Software Versions

Affected Software:

• EGroupware versions before 23.1.20240624

Affected Systems:

• Any system running the vulnerable versions of EGroupware, particularly those with the Address Book or InfoLog modules enabled.

4. Recommended Mitigation Strategies

Immediate Actions:

• Update Software: Upgrade to EGroupware version 23.1.20240624 or later, which includes the patch for this vulnerability.
• Access Control: Ensure that only trusted users have access to the affected endpoints.
• Monitoring: Implement monitoring and logging for suspicious activities related to the json.php?menuaction=EGroupware\Api\Etemplate\Widget\Nextmatch::ajax_get_rows endpoint.

Long-Term Strategies:

• Input Validation: Enhance input validation mechanisms to prevent SQL injection attacks.
• Parameterized Queries: Use parameterized queries or prepared statements to handle SQL commands securely.
• Regular Audits: Conduct regular security audits and code reviews to identify and mitigate similar vulnerabilities.

5. Impact on Cybersecurity Landscape

Immediate Impact:

• Data Breach: Organizations using vulnerable versions of EGroupware are at risk of data breaches, leading to potential exposure of sensitive information.
• Service Disruption: Exploitation of this vulnerability can result in service disruptions and data integrity issues.

Long-Term Impact:

• Reputation Damage: Organizations experiencing data breaches due to this vulnerability may face reputational damage.
• Compliance Issues: Failure to address this vulnerability can lead to compliance issues, particularly in industries with strict data protection regulations.

6. Technical Details for Security Professionals

Vulnerability Details:

• The vulnerability is located in the json.php script, specifically in the EGroupware\Api\Etemplate\Widget\Nextmatch::ajax_get_rows method.
• The flaw arises from improper handling of the ORDER BY clause, allowing an attacker to inject SQL code.

Patch Information:

• The patch for this vulnerability is available in EGroupware version 23.1.20240624.
• The commit 553829d30cc2ccdc0e5a8c5a0e16fa03a3399a3f addresses the issue by implementing proper input validation and sanitization.

References:

• GitHub Commit
• Release Notes
• SYSS Advisory

Conclusion: CVE-2024-40614 is a critical SQL injection vulnerability in EGroupware that requires immediate attention. Organizations should prioritize updating to the patched version and implement additional security measures to mitigate the risk of exploitation. Regular monitoring and auditing are essential to ensure the ongoing security of systems running EGroupware.