CVE-2026-24317 in GUI
Summary
by MITRE • 03/10/2026
SAP GUI for Windows allows DLL files to be loaded from arbitrary directories within the application. An unauthenticated attacker could exploit this vulnerability by persuading a victim to place a malicious DLL within one of these directories. The malicious command is executed in the victim user's context provided GuiXT is enabled. This vulnerability has a low impact on confidentiality, integrity, and availability.
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Analysis
by VulDB Data Team • 03/15/2026
SAP GUI for Windows represents a critical endpoint application that serves as the primary interface for users to interact with SAP systems, making it a prime target for sophisticated attack vectors. This vulnerability specifically resides within the application's dynamic link library loading mechanism, which exhibits a dangerous behavior of accepting DLL files from arbitrary directories within the application's path structure. The flaw essentially allows for path traversal and arbitrary code execution through the manipulation of the dynamic loading process, creating a persistent attack surface that can be exploited without requiring authentication credentials.
The technical exploitation of this vulnerability relies on a classic DLL side-loading attack pattern that leverages the application's trust in its own directory structure. When GuiXT is enabled, the vulnerability becomes particularly dangerous as it allows attackers to execute malicious code within the victim's user context, effectively bypassing many traditional security controls. The attack requires social engineering to convince victims to place malicious DLL files in specific directories, but once executed, the malicious code operates with the privileges and permissions of the authenticated user, potentially leading to privilege escalation and lateral movement within the network. This behavior aligns with CWE-426, which describes the insecure loading of dynamic libraries, and represents a significant deviation from secure coding practices.
The operational impact of this vulnerability extends beyond simple code execution, as it can enable attackers to establish persistent access points within the SAP environment. The low impact rating on confidentiality, integrity, and availability does not diminish the severity of the threat, as the vulnerability can be leveraged for more sophisticated attacks including credential theft, data exfiltration, and system compromise. Attackers can exploit this weakness to gain unauthorized access to sensitive business data and potentially disrupt critical business processes. The vulnerability's exploitation requires minimal skill and resources, making it attractive to both automated attack tools and determined adversaries. This type of attack vector is commonly documented in ATT&CK framework under techniques related to privilege escalation and persistence mechanisms.
Mitigation strategies should focus on implementing strict directory access controls and privilege separation within the SAP GUI environment. Organizations should disable GuiXT functionality when possible and ensure that all application directories are properly secured with appropriate access controls. Regular security assessments should be conducted to identify and remediate similar vulnerabilities in other applications. The implementation of application whitelisting policies and the enforcement of secure coding practices can significantly reduce the attack surface. Additionally, monitoring for suspicious DLL loading activities and implementing network segmentation can provide additional layers of defense against exploitation attempts. Security teams should also consider implementing automated patch management processes to ensure timely remediation of known vulnerabilities.