CVE-2023-42486 in Fortect
Summary
by MITRE • 10/25/2023
Fortect - CWE-428: Unquoted Search Path or Element, may be used by local user to elevate privileges.
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Analysis
by VulDB Data Team • 10/25/2023
The vulnerability identified as CVE-2023-42486 affects Fortect software and represents a classic privilege escalation flaw categorized under CWE-428, which specifically addresses unquoted search paths or elements. This weakness occurs when operating system search paths are not properly quoted, creating opportunities for attackers to manipulate the execution flow of legitimate applications. In the context of Fortect, this vulnerability allows local users to potentially elevate their privileges by exploiting how the application resolves executable paths during runtime operations.
The technical flaw stems from improper handling of executable paths within the Fortect application's codebase where paths containing spaces are not enclosed in quotation marks. When Windows searches for executables in a path that contains spaces, it treats each segment as a separate entity rather than a single path component. This behavior creates a potential attack vector where an attacker can place a malicious executable in a directory that appears earlier in the search path, causing the system to execute the malicious file instead of the intended legitimate program. The vulnerability specifically manifests when Fortect attempts to execute helper utilities or system components that rely on unquoted paths, enabling adversaries to inject malicious code into the execution chain.
The operational impact of this vulnerability extends beyond simple privilege escalation, as it can be leveraged by attackers to gain unauthorized access to system resources and potentially compromise entire network environments. Local users who can execute code on the target system can exploit this weakness to run malicious payloads with elevated privileges, potentially leading to complete system compromise. The attack surface is particularly concerning because it requires minimal privileges to exploit, making it accessible to any user with local access to the system. This vulnerability can be particularly dangerous in enterprise environments where multiple users have local access to systems, as it provides a straightforward path for attackers to move laterally within the network and establish persistent access.
Mitigation strategies for CVE-2023-42486 should focus on proper path quoting within the Fortect application code and implementation of security best practices for executable path resolution. Organizations should immediately apply vendor patches if available and ensure that all executable paths containing spaces are properly quoted in the application configuration. System administrators should conduct thorough audits of installed software to identify other applications that might be vulnerable to similar path traversal issues. The mitigation approach aligns with ATT&CK technique T1068 which describes privilege escalation through the exploitation of system vulnerabilities, and follows CWE guidelines for secure coding practices related to path handling. Additionally, implementing least privilege principles and regular security assessments can help reduce the overall risk exposure associated with such vulnerabilities.