CVE-2012-2611 in NetWeaver
Summary
by MITRE
The DiagTraceR3Info function in the Dialog processor in disp+work.exe 7010.29.15.58313 and 7200.70.18.23869 in the Dispatcher in SAP NetWeaver 7.0 EHP1 and EHP2, when a certain Developer Trace configuration is enabled, allows remote attackers to execute arbitrary code via a crafted SAP Diag packet.
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Analysis
by VulDB Data Team • 06/17/2024
The vulnerability identified as CVE-2012-2611 represents a critical remote code execution flaw within SAP NetWeaver's dispatcher component, specifically affecting versions 7010.29.15.58313 and 7200.70.18.23869. This vulnerability resides in the DiagTraceR3Info function of the disp+work.exe process, which serves as the core dispatcher in SAP NetWeaver environments. The flaw becomes exploitable when certain Developer Trace configurations are enabled, creating a dangerous attack surface that allows remote adversaries to execute arbitrary code on affected systems. The vulnerability demonstrates a classic buffer overflow or injection pattern that can be leveraged through crafted SAP Diag packets, making it particularly dangerous in enterprise environments where SAP systems are prevalent.
The technical implementation of this vulnerability stems from inadequate input validation within the DiagTraceR3Info function, which processes diagnostic information sent through SAP Diag packets. When the Developer Trace configuration is enabled, the function fails to properly sanitize or validate incoming packet data, allowing attackers to craft malicious packets that can trigger memory corruption. This weakness aligns with CWE-121, which describes stack-based buffer overflow conditions, and potentially CWE-78, related to OS command injection. The attack vector operates over network protocols used by SAP Diag, making exploitation possible from remote locations without requiring local system access. The vulnerability's exploitation capability represents a significant elevation of privilege risk, as successful exploitation can provide attackers with full system control.
The operational impact of this vulnerability extends beyond simple code execution, as it can lead to complete system compromise and data breaches within SAP environments. Organizations running affected SAP NetWeaver versions face severe risks including unauthorized access to sensitive business data, system manipulation, and potential lateral movement within network infrastructures. The vulnerability affects SAP NetWeaver 7.0 EHP1 and EHP2 specifically, which were widely deployed enterprise systems that handle critical business processes. Attackers leveraging this vulnerability could potentially access financial records, customer data, and other confidential information stored within SAP systems. The remote nature of the exploit means that attackers can target these systems from outside the corporate network, making traditional perimeter security measures insufficient for protection.
Mitigation strategies for CVE-2012-2611 should focus on immediate patching of affected SAP NetWeaver versions, with SAP releasing specific fixes for the dispatcher component. Organizations should disable Developer Trace configurations when not actively needed, as this configuration is required for the vulnerability to be exploitable. Network segmentation and access controls should be implemented to limit exposure of SAP systems to untrusted networks. The ATT&CK framework categorizes this vulnerability under T1203, which describes Exploitation for Client Execution, and T1059, representing Command and Scripting Interpreter. Security monitoring should include detection of anomalous SAP Diag packet traffic patterns, and organizations should implement intrusion detection systems specifically configured to identify exploitation attempts. Additionally, regular vulnerability assessments and penetration testing should be conducted to identify similar configuration weaknesses in SAP deployments, ensuring comprehensive protection against similar remote code execution vulnerabilities in enterprise environments.