CVE-2001-1201 in WMCube GDK
Summary
by MITRE
Buffer overflow in wmcube-gdk for WMCube/GDK 0.98 allows local users to execute arbitrary code via long lines in the object description file.
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Analysis
by VulDB Data Team • 10/21/2024
The vulnerability identified as CVE-2001-1201 represents a critical buffer overflow flaw within the wmcube-gdk component of the WMCube/GDK 0.98 software suite. This issue specifically affects the handling of object description files where the application fails to properly validate input length before processing user-supplied data. The flaw exists in the graphical desktop environment component that manages window cube functionality, making it particularly dangerous in environments where users might have the ability to modify configuration files or object descriptions. The vulnerability resides in the application's memory management practices where fixed-size buffers are used without adequate bounds checking mechanisms to prevent excessive data from being written beyond allocated memory boundaries.
The technical exploitation of this buffer overflow occurs when local users craft malicious object description files containing excessively long lines that exceed the predetermined buffer limits. When the wmcube-gdk application processes these malformed input files, the overflow causes adjacent memory locations to be overwritten with attacker-controlled data. This memory corruption can lead to arbitrary code execution with the privileges of the user running the application, potentially allowing local attackers to escalate their access level or gain unauthorized system control. The vulnerability demonstrates characteristics consistent with CWE-121, which describes stack-based buffer overflow conditions, and aligns with ATT&CK technique T1068, which covers local privilege escalation through exploitation of software vulnerabilities. The attack vector specifically targets the application's file processing functionality, making it a direct threat to the integrity of the desktop environment and potentially compromising the entire system.
The operational impact of this vulnerability extends beyond simple code execution, as it represents a significant threat to system security in desktop environments where multiple users might have access to modify configuration files. The local privilege escalation aspect means that even users with minimal system privileges could potentially exploit this flaw to gain elevated access rights, making it particularly dangerous in multi-user systems or shared computing environments. Organizations relying on WMCube/GDK for their desktop management may face serious security implications if this vulnerability is not addressed, as it provides a direct pathway for attackers to bypass normal access controls. The vulnerability's exploitation requires local system access and the ability to modify object description files, but once exploited, it can provide attackers with persistent access to the compromised system. System administrators should consider this vulnerability as part of their broader security posture assessment, particularly in environments where user access to system configuration files is not properly restricted. The vulnerability also highlights the importance of input validation and proper memory management practices in desktop applications, aligning with security best practices outlined in various industry standards including those from the Open Web Application Security Project and NIST guidelines for secure coding practices.