CVE-2020-7738 : Security Advisory and Response

CVE-2020-7738, titled 'Arbitrary Code Execution,' involves a vulnerability in the 'shiba' package that allows for Arbitrary Code Execution due to insecure usage of the 'load()' function instead of 'safeLoad()' from the 'js-yaml' package.

Understanding CVE-2020-7738

This CVE was made public on October 2, 2020, by the Snyk Security Team.

What is CVE-2020-7738?

CVE-2020-7738 exposes a security flaw in the 'shiba' package, making all versions susceptible to Arbitrary Code Execution.

The Impact of CVE-2020-7738

The vulnerability has a CVSS v3.1 base score of 8.3, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2020-7738

The technical aspects of this CVE are as follows:

Vulnerability Description

The vulnerability allows attackers to execute arbitrary code due to the insecure use of the 'load()' function instead of 'safeLoad()' in the 'js-yaml' package.

Affected Systems and Versions

Product: shiba
Vendor: n/a
Versions: Custom version 0

Exploitation Mechanism

The vulnerability can be exploited remotely with low attack complexity and low privileges required, posing a serious threat to confidentiality and integrity.

Mitigation and Prevention

To address CVE-2020-7738, consider the following steps:

Immediate Steps to Take

Upgrade to a secure version of the 'shiba' package that uses 'safeLoad()' instead of 'load()'.
Monitor for any suspicious activities on affected systems.

Long-Term Security Practices

Regularly update dependencies to ensure the latest secure versions are in use.
Implement code reviews and security testing to identify and mitigate vulnerabilities.

Patching and Updates

Stay informed about security advisories and patches related to the 'shiba' package.