CVE-2020-2490 : What You Need to Know
Learn about CVE-2020-2490, a high-severity command injection vulnerability in QNAP Systems Inc. QTS versions prior to 4.4.3.1421. Find out the impact, affected systems, and mitigation steps.
A command injection vulnerability in QNAP Systems Inc. QTS versions prior to 4.4.3.1421 on build 20200907 could allow remote attackers to execute arbitrary commands.
Understanding CVE-2020-2490
This CVE involves a high-severity command injection vulnerability affecting specific QNAP Systems Inc. QTS versions.
What is CVE-2020-2490?
The vulnerability allows remote attackers to execute arbitrary commands on affected systems.
The Impact of CVE-2020-2490
- CVSS Base Score: 7.2 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: High
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2020-2490
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability arises from improper neutralization of special elements used in a command, leading to command injection.
Affected Systems and Versions
- Product: QTS
- Vendor: QNAP Systems Inc.
- Versions Affected: Prior to 4.4.3.1421 on build 20200907
Exploitation Mechanism
The vulnerability can be exploited remotely to execute unauthorized commands on the target system.
Mitigation and Prevention
To address CVE-2020-2490, follow these mitigation strategies:
Immediate Steps to Take
- Update QTS to version 4.4.3.1421 or later.
- Monitor network traffic for any suspicious activity.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update software and firmware to patch known vulnerabilities.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- QNAP has released fixes in QTS 4.4.3.1421 build 20200907 and later versions.