CVE-2021-45427 : Vulnerability Insights and Analysis

Emerson XWEB 300D EVO 3.0.7--3ee403 is affected by unauthenticated arbitrary file deletion due to path traversal vulnerability.

Understanding CVE-2021-45427

Emerson XWEB 300D EVO 3.0.7--3ee403 is susceptible to unauthorized file deletion via path traversal, allowing an attacker to delete files without authentication.

What is CVE-2021-45427?

The vulnerability in Emerson XWEB 300D EVO 3.0.7--3ee403 enables attackers to browse and delete files without proper authentication, exploiting incorrect access control mechanisms and directory traversal.

The Impact of CVE-2021-45427

The vulnerability poses a significant threat as attackers can delete files without authentication, potentially leading to data loss, unauthorized access, and operational disruptions.

Technical Details of CVE-2021-45427

Emerson XWEB 300D EVO 3.0.7--3ee403 vulnerability specifics.

Vulnerability Description

Type: Unauthenticated arbitrary file deletion
Cause: Path traversal vulnerability
Consequence: Attackers can delete files without authentication

Affected Systems and Versions

System: Emerson XWEB 300D EVO 3.0.7--3ee403
Version: All versions affected

Exploitation Mechanism

The vulnerability allows attackers to traverse paths and delete files without needing authentication, exploiting weaknesses in access controls.

Mitigation and Prevention

Actions to mitigate and prevent exploitation of CVE-2021-45427

Immediate Steps to Take

Disable external access if not required
Implement proper access controls and authentication mechanisms
Regularly monitor system logs for suspicious activities

Long-Term Security Practices

Conduct regular security audits and assessments
Educate users on secure data handling practices
Keep systems and applications updated with the latest security patches
Implement network segmentation to contain potential attacks

Patching and Updates

Apply patches provided by Emerson for the affected XWEB 300D EVO 3.0.7--3ee403 version