CVE-2021-37444 : Exploit Details and Defense Strategies
Discover the directory traversal weakness in NCH IVM Attendant v5.12 and earlier versions, potentially leading to code execution. Learn about the impact, affected systems, exploitation, and mitigation steps.
NCH IVM Attendant v5.12 and earlier versions are vulnerable to a directory traversal weakness when uploading plugins in a ZIP archive. This flaw can potentially result in code execution if a ZIP element's pathname is directed to critical system folders.
Understanding CVE-2021-37444
This section delves into the key aspects of the CVE-2021-37444 vulnerability.
What is CVE-2021-37444?
CVE-2021-37444 pertains to a directory traversal vulnerability in NCH IVM Attendant v5.12 and earlier versions. The flaw arises during the upload of plugins in a ZIP format, enabling an attacker to execute arbitrary code by manipulating file paths.
The Impact of CVE-2021-37444
The exploitation of CVE-2021-37444 could lead to severe repercussions, including unauthorized code execution within critical system directories. Attackers could potentially compromise the system's integrity by executing malicious commands.
Technical Details of CVE-2021-37444
Explore the technical specifics related to CVE-2021-37444 below.
Vulnerability Description
The vulnerability in NCH IVM Attendant v5.12 allows threat actors to conduct directory traversal attacks by uploading malicious plugins in a ZIP archive, thereby facilitating illicit code execution.
Affected Systems and Versions
All versions of NCH IVM Attendant up to v5.12 are impacted by CVE-2021-37444, exposing systems to the risk of unauthorized code execution and system compromise.
Exploitation Mechanism
By manipulating the pathname of a ZIP element to target critical system directories such as Windows startup folders, Out-Going Message function files, or Autodial function files, attackers can exploit this vulnerability.
Mitigation and Prevention
Safeguard your systems against CVE-2021-37444 by following the preventive measures below.
Immediate Steps to Take
Promptly update NCH IVM Attendant to the latest version to mitigate the vulnerability, and refrain from uploading untrusted ZIP archives containing plugins.
Long-Term Security Practices
Implement robust security protocols, such as file upload restrictions and code reviews, to prevent directory traversal attacks and unauthorized code execution.
Patching and Updates
Regularly monitor security advisories from NCH and apply patches as soon as they are released to address known vulnerabilities effectively.