CVE-2021-31738 : Security Advisory and Response

Adiscon LogAnalyzer versions 4.1.10 and 4.1.11 are affected by a cross-site scripting (XSS) vulnerability in the login.php page.

Understanding CVE-2021-31738

This CVE record identifies a security issue in Adiscon LogAnalyzer versions 4.1.10 and 4.1.11 that allows for XSS attacks through the login.php page.

What is CVE-2021-31738?

The CVE-2021-31738 vulnerability in Adiscon LogAnalyzer versions 4.1.10 and 4.1.11 enables attackers to execute cross-site scripting attacks via the login.php script.

The Impact of CVE-2021-31738

This vulnerability could be exploited by malicious actors to inject and execute arbitrary scripts in the context of an authenticated user's session, potentially leading to unauthorized actions and data exposure.

Technical Details of CVE-2021-31738

The technical details of CVE-2021-31738 include:

Vulnerability Description

Adiscon LogAnalyzer versions 4.1.10 and 4.1.11 allow for XSS attacks through the login.php script, posing a risk of script injection and unauthorized data access.

Affected Systems and Versions

The affected systems are Adiscon LogAnalyzer versions 4.1.10 and 4.1.11.

Exploitation Mechanism

Hackers can exploit this vulnerability by injecting malicious scripts into the login.php page, primarily affecting the security of user sessions.

Mitigation and Prevention

To address CVE-2021-31738, consider the following mitigation strategies:

Immediate Steps to Take

Update Adiscon LogAnalyzer to the latest version to patch the XSS vulnerability.
Monitor user activities for any suspicious behavior that may indicate an ongoing attack.

Long-Term Security Practices

Regularly review and update your web application's security controls to prevent XSS vulnerabilities.
Educate users on safe internet practices to reduce the risk of successful XSS attacks.

Patching and Updates

Stay informed about security advisories and updates from Adiscon to promptly apply patches and protect your systems.