CVE-2017-18044 : Exploit Details and Defense Strategies
Learn about CVE-2017-18044, a Command Injection vulnerability in Commvault software before version 11 SP6. Understand the impact, affected systems, exploitation, and mitigation steps.
Commvault, prior to version 11 SP6, contains a Command Injection vulnerability in its ContentStore/Base/CVDataPipe.dll. This flaw allows attackers to execute malicious commands on the target system, potentially granting them SYSTEM level privileges.
Understanding CVE-2017-18044
Commvault software versions before 11 SP6 are susceptible to a Command Injection vulnerability that can be exploited by sending specially crafted messages to the Commvault service.
What is CVE-2017-18044?
The vulnerability in the ContentStore/Base/CVDataPipe.dll of Commvault allows attackers to inject and execute malicious commands on the target operating system.
The Impact of CVE-2017-18044
Exploiting this vulnerability does not require authentication and can lead to attackers gaining SYSTEM level privileges on systems running the cvd daemon.
Technical Details of CVE-2017-18044
Commvault's vulnerability details and how it can be exploited.
Vulnerability Description
The issue arises from a function within the Commvault service that fails to properly validate incoming string inputs before passing them to the CreateProcess function, enabling command injection.
Affected Systems and Versions
- Affected Product: Commvault
- Affected Versions: Prior to version 11 SP6
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted messages to the Commvault service, injecting and executing malicious commands on the target system.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2017-18044.
Immediate Steps to Take
- Update Commvault software to version 11 SP6 or later to patch the vulnerability.
- Monitor and restrict network access to the cvd daemon.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- Apply security patches and updates provided by Commvault to address the Command Injection vulnerability.