CVE-2012-5188 in mora Downloader
Summary
by MITRE
Untrusted search path vulnerability in mora Downloader before 1.0.0.1 allows remote attackers to trigger the launch of a .exe file via unspecified vectors.
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Analysis
by VulDB Data Team • 12/29/2021
The CVE-2012-5188 vulnerability represents a critical untrusted search path flaw in the mora Downloader software version 1.0.0.0 and earlier. This vulnerability falls under the category of path traversal and dynamic link library (DLL) hijacking attacks, where the software fails to properly validate or sanitize the execution path of dynamically loaded components. The flaw specifically affects how the downloader application resolves and executes files, creating an opportunity for remote attackers to manipulate the software's behavior through malicious file placement. The vulnerability stems from the application's reliance on a predictable search order that does not properly isolate or verify the source of executable components, allowing adversaries to place malicious executables in locations that the downloader will automatically execute without proper validation.
The technical implementation of this vulnerability leverages the principle of least privilege violation and path resolution weaknesses that are commonly categorized under CWE-426. Attackers can exploit this by placing a specially crafted .exe file in a directory that appears earlier in the system's search path than the legitimate software components. This enables arbitrary code execution with the privileges of the user running the downloader application, potentially leading to complete system compromise. The unspecified vectors mentioned in the description suggest that multiple attack surfaces could be exploited, including network-based delivery mechanisms, social engineering campaigns, or automated exploitation through compromised websites or file sharing platforms. This vulnerability aligns with ATT&CK technique T1059.001 for command and script interpreter execution, as the malicious executable would be launched through legitimate system interfaces.
The operational impact of CVE-2012-5188 extends beyond simple privilege escalation, as it can serve as a gateway for more sophisticated attacks within a target environment. Once an attacker successfully triggers the execution of a malicious .exe file through this vulnerability, they can establish persistence mechanisms, escalate privileges further, or deploy additional malware components. The vulnerability affects organizations that rely on the mora Downloader for software distribution, potentially compromising entire networks if the software is deployed across multiple systems. The remote nature of the attack vector means that exploitation can occur without physical access to the target system, making it particularly dangerous in enterprise environments where software distribution is common. Security professionals should note that this vulnerability demonstrates the critical importance of proper input validation and secure coding practices in software development, particularly when handling dynamic file execution paths.
Mitigation strategies for CVE-2012-5188 should focus on immediate software updates to version 1.0.0.1 or later, which presumably addresses the untrusted search path issue through proper path validation mechanisms. Organizations should implement network segmentation and access controls to limit the exposure of vulnerable systems, while also deploying application whitelisting solutions to prevent unauthorized executable files from running. System administrators should conduct thorough vulnerability assessments to identify all instances of the vulnerable mora Downloader software within their environments and ensure proper patch management procedures are in place. Additionally, security monitoring should be enhanced to detect suspicious file execution patterns, particularly those involving unexpected .exe file launches from unusual locations within the system's search path. The remediation process should also include user education about the risks of downloading software from untrusted sources and the importance of maintaining current software versions to protect against known vulnerabilities.