CVE-2018-6475 in SUPERAntiSpyware Professional Trial
Summary
by MITRE
In SUPERAntiSpyware Professional Trial 6.0.1254, SUPERAntiSpyware.exe allows DLL hijacking, leading to Escalation of Privileges.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 12/31/2019
The vulnerability identified as CVE-2018-6475 represents a critical privilege escalation flaw within SUPERAntiSpyware Professional Trial version 6.0.1254. This security weakness manifests through a DLL hijacking attack vector that enables malicious actors to execute arbitrary code with elevated privileges, potentially compromising the entire system. The vulnerability stems from improper handling of dynamic link library loading mechanisms within the SUPERAntiSpyware.exe executable, creating an exploitable condition where attacker-controlled DLLs can be loaded in place of legitimate system components.
The technical implementation of this vulnerability follows the classic DLL hijacking pattern where the application searches for required libraries in predictable locations without proper validation of the library source or integrity. When SUPERAntiSpyware.exe executes, it traverses the system PATH looking for specific DLL dependencies, and if malicious DLLs are placed in directories that are searched before legitimate system directories, the malicious code gets executed with the privileges of the running process. This behavior aligns with CWE-426, which describes the insecure loading of dynamic libraries, and specifically relates to the broader category of privilege escalation vulnerabilities under CWE-269. The attack can be executed through various methods including placing malicious DLLs in the same directory as the vulnerable executable, or manipulating the system PATH environment variable to prioritize attacker-controlled locations.
The operational impact of this vulnerability extends beyond simple code execution to represent a significant threat to system integrity and user security. An attacker who successfully exploits this vulnerability can gain administrative privileges on the target system, potentially allowing them to install persistent backdoors, modify system configurations, access sensitive data, or establish a foothold for further lateral movement within a network environment. This privilege escalation capability makes the vulnerability particularly dangerous in enterprise settings where users may have administrative rights or where the application runs with elevated privileges. The trial version of SUPERAntiSpyware, while typically less prevalent in production environments, still represents a legitimate attack surface that could be exploited by adversaries seeking to compromise systems.
Mitigation strategies for CVE-2018-6475 should focus on both immediate remediation and long-term architectural improvements to prevent similar vulnerabilities. Organizations should immediately update to the latest version of SUPERAntiSpyware where this vulnerability has been patched, as the vendor has addressed the underlying DLL loading issues. Additionally, system administrators should implement proper application whitelisting policies that restrict which executables can run on the system, particularly in environments where users have administrative privileges. The use of process monitoring tools and security software that can detect suspicious DLL loading behavior provides an additional layer of defense against exploitation attempts. From a defensive standpoint, this vulnerability demonstrates the importance of implementing the principle of least privilege and proper PATH management as outlined in the MITRE ATT&CK framework under the privilege escalation tactic, where adversaries often leverage insecure library loading to gain elevated access to systems.