CVE-2023-26122 : Vulnerability Insights and Analysis

This CVE record details a vulnerability in the package safe-eval that exposes it to Sandbox Bypass due to improper input sanitization. The issue stems from prototype pollution exploitation and can potentially lead to remote code execution (RCE).

Understanding CVE-2023-26122

This section delves into the nature and impact of CVE-2023-26122.

What is CVE-2023-26122?

The vulnerability in safe-eval allows attackers to bypass the sandbox mechanism by exploiting improper input sanitization. This can be utilized for executing remote code on the affected system, posing a significant security risk.

The Impact of CVE-2023-26122

With a CVSS base score of 8.8 and a high severity rating, this vulnerability in safe-eval has a considerable impact on confidentiality, integrity, and availability. Attackers can potentially exploit this flaw to compromise the security of systems using the vulnerable package.

Technical Details of CVE-2023-26122

This section provides more technical insights into CVE-2023-26122.

Vulnerability Description

The vulnerability arises from improper input sanitization in safe-eval, enabling attackers to perform Sandbox Bypass through prototype pollution. Notably, functions like

__defineGetter__

,

stack()

,

toLocaleString()

,

propertyIsEnumerable.call()

, and

valueOf()

are identified as vulnerable.

Affected Systems and Versions

The CVE affects all versions of the safe-eval package, with the vulnerability present across all versions due to improper input handling.

Exploitation Mechanism

By exploiting the Sandbox Bypass vulnerability in safe-eval, threat actors can execute malicious code remotely on affected systems, potentially leading to unauthorized access and other security breaches.

Mitigation and Prevention

To address CVE-2023-26122 and enhance system security, certain mitigation and preventative measures should be taken.

Immediate Steps to Take

Users are advised to update the safe-eval package to a secure version that addresses the Sandbox Bypass vulnerability. It is crucial to apply patches promptly to prevent potential exploitation.

Long-Term Security Practices

Implementing secure coding practices, regularly auditing dependencies for vulnerabilities, and staying informed about security updates are essential for maintaining robust cybersecurity posture and mitigating risks.

Patching and Updates

Regularly monitoring for security advisories related to safe-eval and promptly applying patches released by the vendor is vital to safeguard systems from CVE-2023-26122 and other potential threats.