CVE-2008-4699 in Peachtree Accounting
Summary
by MITRE
Insecure method vulnerability in the ActiveX control (PAWWeb11.ocx) in Peachtree Accounting 2004 allows remote attackers to execute arbitrary programs via the ExecutePreferredApplication method.
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Analysis
by VulDB Data Team • 12/12/2024
The vulnerability identified as CVE-2008-4699 represents a critical insecure method flaw within the Peachtree Accounting 2004 software suite, specifically affecting the PAWWeb11.ocx ActiveX control. This issue stems from the improper implementation of the ExecutePreferredApplication method which exposes a dangerous attack surface that can be exploited by remote threat actors. The ActiveX control is designed to facilitate web-based interactions within the accounting software environment, but the insecure method implementation creates a pathway for unauthorized code execution without proper authentication or authorization mechanisms.
The technical flaw manifests through the ExecutePreferredApplication method within the PAWWeb11.ocx ActiveX control, which lacks proper input validation and sanitization measures. This method is intended to execute preferred applications but fails to properly validate user-supplied parameters, allowing attackers to craft malicious inputs that can trigger arbitrary program execution on vulnerable systems. The vulnerability exists at the interface level where user-controlled data flows directly into system execution commands without adequate security checks, creating a classic command injection scenario that aligns with CWE-77 and CWE-89 classifications.
From an operational impact perspective, this vulnerability poses significant risks to enterprise environments that have Peachtree Accounting 2004 installed with the vulnerable ActiveX control. Remote attackers can leverage this weakness to execute malicious code with the privileges of the user running the affected software, potentially leading to complete system compromise, data exfiltration, or lateral movement within network environments. The attack vector is particularly concerning as it requires no local access or authentication, making it accessible to anyone who can deliver a malicious web page or file containing the vulnerable ActiveX control to a target system.
The security implications extend beyond immediate code execution capabilities, as this vulnerability can be exploited as part of broader attack chains that align with MITRE ATT&CK framework tactics including execution through malicious web content and privilege escalation. The vulnerability's exposure through ActiveX controls makes it particularly dangerous in enterprise environments where ActiveX is enabled by default, as it can be triggered through web browsers, email attachments, or malicious websites. Organizations using this legacy accounting software face increased risk of targeted attacks, especially in environments where security controls may not adequately detect or prevent ActiveX-based exploitation attempts.
Mitigation strategies should prioritize immediate remediation through software updates or patches provided by the vendor, though given the age of Peachtree Accounting 2004, such updates may no longer be available. Organizations should implement network-level protections including ActiveX control restrictions, browser security policies, and web application firewalls to prevent exploitation attempts. Additionally, security teams should conduct comprehensive asset inventories to identify all systems running vulnerable versions and implement mandatory security awareness training for users who may encounter potentially malicious web content. The vulnerability highlights the importance of proper input validation and secure coding practices, particularly when implementing methods that interact with system-level functionality, and serves as a reminder of the risks associated with legacy software in modern enterprise environments.