CVE-2023-26133 : Security Advisory and Response

This is a detailed overview of CVE-2023-26133, including its impact, technical details, and mitigation strategies.

Understanding CVE-2023-26133

CVE-2023-26133 is a vulnerability associated with the package progressbar.js, known for its susceptibility to Prototype Pollution through the function extend() in the file utils.js.

What is CVE-2023-26133?

The CVE-2023-26133 vulnerability affects all versions of progressbar.js, highlighting a security flaw within the extend() function in utils.js. This vulnerability can be exploited to manipulate the prototype of an object and potentially lead to code execution or data tampering.

The Impact of CVE-2023-26133

With a CVSS base score of 8.2 (High Severity), the impact of CVE-2023-26133 is significant. Although it requires no special privileges or user interaction, the integrity of the system is at high risk, while availability is moderately affected.

Technical Details of CVE-2023-26133

Understanding the vulnerability description, affected systems and versions, as well as the exploitation mechanism is crucial for addressing CVE-2023-26133 effectively.

Vulnerability Description

The vulnerability arises from a flaw in the extend() function within the utils.js file of progressbar.js, allowing attackers to perform Prototype Pollution attacks.

Affected Systems and Versions

All versions of progressbar.js are impacted by this vulnerability. The affected versions, denoted by "*", signify that any version is susceptible to the exploit, emphasizing the importance of immediate action.

Exploitation Mechanism

By exploiting the extend() function in utils.js, threat actors can manipulate the prototype of an object, potentially leading to unauthorized code execution or data modification.

Mitigation and Prevention

Taking proactive measures to mitigate the impact of CVE-2023-26133 is essential to safeguard systems from potential exploitation.

Immediate Steps to Take

Update progressbar.js to the latest secure version to patch the vulnerability.
Implement input validation and sanitization to prevent malicious input.

Long-Term Security Practices

Regularly monitor for security advisories and updates related to progressbar.js.
Conduct regular security assessments and audits to identify and address vulnerabilities proactively.

Patching and Updates

Apply patches and updates released by progressbar.js promptly to ensure that systems are protected against known vulnerabilities, such as Prototype Pollution issues present in CVE-2023-26133.