CVE-2015-7239 in NetWeaver J2EE Engine
Summary
by MITRE
SQL injection vulnerability in the BP_FIND_JOBS_WITH_PROGRAM function module in SAP NetWeaver J2EE Engine 7.40 allows remote attackers to execute arbitrary SQL commands via unspecified vectors.
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Analysis
by VulDB Data Team • 06/18/2022
The CVE-2015-7239 vulnerability represents a critical SQL injection flaw within SAP NetWeaver J2EE Engine version 7.40, specifically affecting the BP_FIND_JOBS_WITH_PROGRAM function module. This vulnerability exposes organizations to significant security risks as it enables remote attackers to execute arbitrary SQL commands without proper authentication or authorization. The flaw exists in the database interaction layer of the SAP NetWeaver platform, which serves as a foundational component for numerous enterprise applications and business processes. The vulnerability's impact extends beyond simple data theft as it can lead to complete system compromise and unauthorized access to sensitive corporate information. Organizations relying on SAP NetWeaver infrastructure face substantial risk exposure when this vulnerability remains unpatched, particularly in environments where the affected function module is actively utilized for job scheduling and program execution processes.
The technical implementation of this SQL injection vulnerability stems from inadequate input validation and parameter sanitization within the BP_FIND_JOBS_WITH_PROGRAM function module. Attackers can exploit this weakness by crafting malicious input parameters that bypass normal validation checks and inject malicious SQL code into the underlying database queries. The unspecified vectors mentioned in the vulnerability description suggest that multiple attack surfaces within the function module may be susceptible to exploitation, including various parameter handling mechanisms and database interaction points. This type of vulnerability falls under the CWE-89 category of SQL Injection, which is classified as a high-severity weakness in the Common Weakness Enumeration framework. The vulnerability demonstrates poor input handling practices and inadequate database query construction techniques that are commonly associated with insecure programming patterns in enterprise software development.
The operational impact of CVE-2015-7239 extends far beyond immediate data breaches, as successful exploitation can result in complete database compromise and unauthorized access to critical business information. Attackers can leverage this vulnerability to extract sensitive data including employee records, financial information, customer data, and proprietary business intelligence. The vulnerability also enables privilege escalation attacks where attackers can gain administrative access to the underlying database systems and SAP applications. Organizations may experience significant business disruption, regulatory compliance violations, and financial losses due to unauthorized access to critical systems. The remote nature of the attack vector means that adversaries can exploit this vulnerability from anywhere on the internet without requiring physical access to the network, making it particularly dangerous for organizations with exposed SAP systems. This vulnerability directly aligns with ATT&CK technique T1071.004 for application layer protocol usage and T1046 for network service discovery, as attackers would typically map network services and identify vulnerable applications before exploiting this weakness.
Mitigation strategies for CVE-2015-7239 should include immediate implementation of SAP security patches and updates released by SAP to address the specific SQL injection vulnerability in the affected function module. Organizations must conduct comprehensive vulnerability assessments to identify all instances of the vulnerable SAP NetWeaver J2EE Engine 7.40 installations and ensure proper patch management procedures are in place. Network segmentation and firewall rules should be implemented to restrict access to SAP systems from untrusted networks, while also applying proper input validation and parameter binding techniques to prevent similar vulnerabilities in custom-developed applications. Security monitoring and intrusion detection systems should be configured to detect anomalous database query patterns that may indicate exploitation attempts. Regular security training for developers on secure coding practices and database security principles is essential to prevent recurrence of similar vulnerabilities. Additionally, organizations should implement proper access controls and principle of least privilege concepts to minimize potential damage from successful exploitation attempts. The vulnerability serves as a reminder of the critical importance of maintaining current security patches and implementing robust security controls in enterprise software environments.