CVE-2021-44544 : Exploit Details and Defense Strategies

DIAEnergie Version 1.7.5 and prior by Delta Electronics is vulnerable to multiple cross-site scripting (XSS) vulnerabilities. This CVE was published on December 16, 2021, and has a CVSS base score of 7.5.

Understanding CVE-2021-44544

This CVE affects the DIAEnergie software version 1.7.5 and earlier, leaving systems open to XSS attacks.

What is CVE-2021-44544?

The vulnerability arises from the injection of arbitrary code into the 'name' parameter of the script 'HandlerEnergyType.ashx'.

The Impact of CVE-2021-44544

CVSS Base Score: 7.5 (High Severity)
Attack Vector: Network
Attack Complexity: Low
Integrity Impact: High

Technical Details of CVE-2021-44544

This section delves into specific technical aspects of the CVE.

Vulnerability Description

The vulnerability in DIAEnergie allows for multiple cross-site scripting vulnerabilities when tainted code is introduced into the 'name' parameter of 'HandlerEnergyType.ashx'.

Affected Systems and Versions

Affected Product: DIAEnergie
Vendor: Delta Electronics
Vulnerable Versions: Up to and including 1.7.5

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious code into the 'name' parameter, triggering XSS attacks.

Mitigation and Prevention

Protect your systems by following these recommendations.

Immediate Steps to Take

Update DIAEnergie to version 1.8.0 or above.
Implement input validation mechanisms to filter out malicious code.
Monitor and restrict network traffic to mitigate the risk of exploitation.

Long-Term Security Practices

Regularly conduct security assessments to uncover vulnerabilities.
Educate users on safe coding practices and the dangers of XSS attacks.

Patching and Updates

Stay informed about security advisories and promptly apply patches from vendors.