CVE-2021-23277 : Vulnerability Insights and Analysis

Eaton Intelligent Power Manager (IPM) prior to version 1.69 is susceptible to an unauthenticated eval injection vulnerability. This flaw enables attackers to execute malicious commands by manipulating user input.

Understanding CVE-2021-23277

This CVE details a critical security issue in Eaton's Intelligent Power Manager software that could result in significant impact if exploited.

What is CVE-2021-23277?

CVE-2021-23277 highlights an improper neutralization of directives in dynamically evaluated code, specifically an eval injection vulnerability within Eaton's IPM software.

The Impact of CVE-2021-23277

The vulnerability poses a high-risk security threat, with a CVSS base score of 8.3 and the potential for attackers to compromise confidentiality, integrity, and availability without requiring any privileges.

Technical Details of CVE-2021-23277

This section outlines the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

Eaton's IPM software fails to sanitize user input in the dynamic evaluation call, allowing threat actors to inject and execute malicious commands, potentially leading to a complete compromise of the software.

Affected Systems and Versions

The vulnerability affects versions of Eaton's Intelligent Power Manager software prior to version 1.69, leaving these versions susceptible to the eval injection vulnerability.

Exploitation Mechanism

By manipulating the input provided to the loadUserFile function under scripts/libs/utils.js, attackers can exploit the vulnerability to control the function's input and execute malicious commands.

Mitigation and Prevention

To protect systems from CVE-2021-23277, immediate steps should be taken along with long-term security practices and timely patching.

Immediate Steps to Take

Eaton recommends blocking ports 4679 and 4680 at the enterprise or home network where the IPM software is deployed to prevent exploitation of the vulnerability and protect against malicious entities.

Long-Term Security Practices

In addition to immediate actions, implementing robust network security measures, regular security audits, and user awareness training can help enhance overall security posture and reduce exposure to such vulnerabilities.

Patching and Updates

It is crucial to upgrade the Eaton Intelligent Power Manager software to the latest version 1.69 to mitigate the eval injection vulnerability and ensure a secure environment.