CVE-2021-34352 : Vulnerability Insights and Analysis
Learn about CVE-2021-34352, a command injection vulnerability in QNAP's QVR application that allows remote attackers to execute arbitrary commands. Find out the impact, affected versions, and mitigation steps.
A command injection vulnerability has been reported to affect QNAP device running QVR. If exploited, this vulnerability could allow remote attackers to run arbitrary commands. QNAP Systems Inc. has already fixed this vulnerability in QVR versions 5.1.5 build 20210902 and later.
Understanding CVE-2021-34352
This CVE refers to a command injection vulnerability in QNAP's QVR application that could be exploited by remote attackers to execute arbitrary commands.
What is CVE-2021-34352?
CVE-2021-34352 is a command injection vulnerability affecting QNAP device running QVR, which permits remote attackers to execute arbitrary commands.
The Impact of CVE-2021-34352
The vulnerability has a CVSSv3 base score of 7.2, indicating a high severity issue. If exploited, attackers with high privileges can compromise confidentiality, integrity, and availability of the affected systems.
Technical Details of CVE-2021-34352
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows remote attackers to inject and execute arbitrary commands on QNAP devices running QVR.
Affected Systems and Versions
QNAP Systems Inc. QVR versions less than 5.1.5 build 20210902 are affected by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited by sending specially crafted commands to the vulnerable system, enabling attackers to execute arbitrary code.
Mitigation and Prevention
To mitigate the risks associated with CVE-2021-34352, immediate steps and long-term security practices should be implemented.
Immediate Steps to Take
Users are advised to update their QVR installations to version 5.1.5 build 20210902 or later to prevent exploitation of this vulnerability.
Long-Term Security Practices
Implement robust security measures such as network segmentation, access controls, and regular security assessments to enhance overall system security.
Patching and Updates
Regularly check for security advisories from QNAP Systems Inc. and promptly apply patches and updates to eliminate known vulnerabilities.