CVE-2007-2644 in Barcode Activex Control
Summary
by MITRE
A certain ActiveX control in Morovia Barcode ActiveX Professional 3.3.1304 allows remote attackers to overwrite arbitrary files by calling the Save method with an arbitrary filename.
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Analysis
by VulDB Data Team • 09/15/2024
The vulnerability identified as CVE-2007-2644 resides within the Morovia Barcode ActiveX Professional version 3.3.1304, representing a critical security flaw that enables remote attackers to execute arbitrary file overwrites through the manipulation of the Save method within the ActiveX control. This vulnerability directly impacts the security posture of systems that utilize this particular ActiveX component, particularly in enterprise environments where such controls are deployed for barcode generation and management purposes.
The technical flaw manifests through the insecure implementation of the Save method within the ActiveX control, which fails to properly validate or sanitize user-supplied filenames. When an attacker invokes this method with a crafted filename parameter, the control does not adequately restrict the file path or validate the destination, allowing malicious actors to specify arbitrary file paths that can overwrite existing files on the target system. This behavior constitutes a classic path traversal vulnerability that bypasses normal file system access controls and permissions.
From an operational impact perspective, this vulnerability creates significant risks for organizations deploying the Morovia Barcode ActiveX Professional control. Attackers can leverage this flaw to overwrite critical system files, configuration files, or even executable components, potentially leading to system compromise, data corruption, or service disruption. The remote nature of the attack means that exploitation can occur without physical access to the target system, making it particularly dangerous in networked environments where ActiveX controls are enabled in web browsers or applications.
The vulnerability aligns with CWE-22, which describes improper limitation of a pathname to a restricted directory, commonly known as path traversal or directory traversal attacks. This weakness allows attackers to access files and directories that are stored outside the intended directory, typically by manipulating input data to navigate the file system using sequences such as "../". Additionally, the vulnerability demonstrates characteristics consistent with ATT&CK technique T1059.007, which involves the use of scripting languages to execute malicious code, as the ActiveX control's behavior can be manipulated through script-based attacks to achieve unauthorized file system modifications.
Effective mitigation strategies for this vulnerability include immediate removal or disabling of the vulnerable ActiveX control from affected systems, implementation of strict ActiveX control policies that restrict the execution of untrusted ActiveX components, and deployment of web application firewalls that can detect and block malicious file path manipulation attempts. Organizations should also consider implementing application whitelisting policies that only permit execution of known good ActiveX controls and regularly audit their systems for the presence of vulnerable components. Updates to the Morovia Barcode ActiveX Professional to a patched version that properly validates file paths and implements secure file handling practices should be prioritized as part of the remediation process.