CVE-2020-4434 : Exploit Details and Defense Strategies
Learn about CVE-2020-4434, a high-severity buffer overflow vulnerability in IBM Aspera applications, potentially allowing attackers to execute arbitrary code or launch DoS attacks. Find out affected systems and mitigation steps.
Certain IBM Aspera applications are vulnerable to buffer overflow, potentially allowing attackers to execute arbitrary code or cause denial-of-service (DoS) attacks.
Understanding CVE-2020-4434
This CVE involves buffer overflow vulnerabilities in various IBM Aspera products, potentially leading to code execution or DoS attacks.
What is CVE-2020-4434?
CVE-2020-4434 is a vulnerability in IBM Aspera applications that could be exploited by attackers with system knowledge to execute arbitrary code or conduct DoS attacks.
The Impact of CVE-2020-4434
The vulnerability poses a high risk, with a CVSS base score of 7.5, potentially allowing attackers to gain unauthorized access, disrupt services, or compromise data.
Technical Details of CVE-2020-4434
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability is based on buffer overflow in IBM Aspera applications, triggered by specific product configurations and valid authentication.
Affected Systems and Versions
- Aspera Shares On Demand 3.7.4
- Aspera Application Platform On Demand 3.7.4
- Aspera Transfer Cluster Manager 1.3.1
- Aspera High-Speed Transfer Server 3.9.3
- Aspera Proxy Server 1.4.3
- Aspera Faspex On Demand 3.7.4
- Aspera High-Speed Transfer Server for Cloud Pak for Integration (CP4I) 3.9.10
- Aspera High-Speed Transfer Endpoint 3.9.3
- Aspera Streaming 3.9.3
- Aspera Server On Demand 3.7.4
Exploitation Mechanism
The vulnerability can be exploited by attackers with intimate knowledge of the system to execute arbitrary code or perform DoS attacks through the http fallback service.
Mitigation and Prevention
Protect your systems from CVE-2020-4434 with these mitigation strategies.
Immediate Steps to Take
- Apply official fixes provided by IBM for the affected products and versions.
- Monitor network traffic for any signs of exploitation.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch IBM Aspera applications to address security vulnerabilities.
- Conduct security assessments and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
- Stay informed about security bulletins and updates from IBM.
- Implement a robust patch management process to ensure timely application of security patches.