CVE-2020-4209 : Exploit Details and Defense Strategies

IBM Spectrum Protect Plus versions 10.1.0 through 10.1.5 have a directory traversal vulnerability that could allow a remote attacker to create arbitrary files on the system.

Understanding CVE-2020-4209

IBM Spectrum Protect Plus 10.1.0 through 10.1.5 could allow a remote attacker to traverse directories on the system by sending a specially-crafted URL request.

What is CVE-2020-4209?

This CVE refers to a vulnerability in IBM Spectrum Protect Plus versions 10.1.0 through 10.1.5 that enables a remote attacker to traverse directories on the system and potentially create arbitrary files.

The Impact of CVE-2020-4209

The vulnerability could be exploited by a remote attacker to manipulate data on the affected system, posing a risk of unauthorized file creation.

Technical Details of CVE-2020-4209

IBM Spectrum Protect Plus 10.1.0 through 10.1.5 is susceptible to a directory traversal vulnerability.

Vulnerability Description

The flaw allows an attacker to send a crafted URL request with "dot dot" sequences to navigate directories and create unauthorized files.

Affected Systems and Versions

Product: Spectrum Protect Plus
Vendor: IBM
Versions Affected: 10.1.0, 10.1.5

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Privileges Required: Low
Exploit Code Maturity: Unproven
User Interaction: None

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2020-4209.

Immediate Steps to Take

Apply official fixes provided by IBM to address the vulnerability.
Monitor for any unusual file creation or system behavior.

Long-Term Security Practices

Regularly update and patch the IBM Spectrum Protect Plus software.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Ensure that the system is updated with the latest patches and security updates from IBM.