CVE-2020-15644 : Exploit Details and Defense Strategies
Learn about CVE-2020-15644, a high-severity vulnerability in Marvell QConvergeConsole 5.5.0.64 allowing remote code execution. Understand the impact, affected systems, and mitigation steps.
A vulnerability in Marvell QConvergeConsole 5.5.0.64 allows remote attackers to execute arbitrary code, posing a high risk to confidentiality, integrity, and availability.
Understanding CVE-2020-15644
This CVE involves a flaw in the setAppFileBytes method of the GWTTestServiceImpl class, enabling attackers to bypass authentication and execute code.
What is CVE-2020-15644?
- Remote attackers can exploit this vulnerability to run arbitrary code on affected Marvell QConvergeConsole installations.
- The flaw arises from inadequate validation of user-supplied paths, leading to potential code execution in the SYSTEM context.
The Impact of CVE-2020-15644
- CVSS Score: 8.8 (High)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: Low
- User Interaction: None
- Confidentiality, Integrity, and Availability Impact: High
Technical Details of CVE-2020-15644
This section delves into the specifics of the vulnerability.
Vulnerability Description
- The vulnerability allows remote attackers to execute arbitrary code on Marvell QConvergeConsole 5.5.0.64.
- Authentication is required but can be bypassed, enabling code execution in the SYSTEM context.
Affected Systems and Versions
- Affected Product: QConvergeConsole
- Vendor: Marvell
- Affected Version: 5.5.0.64
Exploitation Mechanism
- Attackers exploit the setAppFileBytes method of the GWTTestServiceImpl class by providing a malicious path, leading to code execution.
Mitigation and Prevention
Protecting systems from CVE-2020-15644 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor-supplied patches promptly.
- Monitor network traffic for signs of exploitation.
- Restrict network access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch software to address vulnerabilities.
- Implement strong authentication mechanisms to prevent unauthorized access.
- Conduct regular security audits and penetration testing.
Patching and Updates
- Refer to the vendor's security advisory for patch availability and installation instructions.