CVE-2020-26283 : Security Advisory and Response

Understanding CVE-2020-26283

What is CVE-2020-26283?

CVE-2020-26283 refers to a vulnerability in go-ipfs, an open-source golang implementation of IPFS. In versions prior to 0.8.0, control characters are not properly escaped from console output, potentially leading to the concealment of user input and enabling malicious actions.

The Impact of CVE-2020-26283

This vulnerability can result in users unknowingly taking malicious actions due to hidden input, posing a risk to the integrity of the system.

Technical Details of CVE-2020-26283

Vulnerability Description

The issue in go-ipfs versions before 0.8.0 allows control characters to be displayed in console output without proper escaping, potentially leading to user input being hidden and enabling malicious actions.

Affected Systems and Versions

Product: go-ipfs
Vendor: ipfs
Versions Affected: < 0.8.0

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: Required
Scope: Changed
Integrity Impact: High
Confidentiality Impact: None
Availability Impact: None

Mitigation and Prevention

Immediate Steps to Take

Upgrade go-ipfs to version 0.8.0 or newer to mitigate the vulnerability.
Monitor console output for any unexpected or hidden characters.

Long-Term Security Practices

Regularly update software to the latest versions to address known vulnerabilities.
Implement input validation mechanisms to prevent malicious input.

Patching and Updates

Apply patches and updates provided by the vendor promptly to ensure system security.