CVE-2023-28818 : Security Advisory and Response

This CVE-2023-28818 article provides insights into a cybersecurity vulnerability identified in Veritas NetBackup IT Analytics version 11 prior to 11.2.0. The issue involves unsigned files during the application upgrade process, potentially allowing malicious actors to install unauthorized components on the server.

Understanding CVE-2023-28818

The vulnerability in Veritas NetBackup IT Analytics version 11 before 11.2.0 opens up the possibility for threat actors to introduce rogue Collector executable files on the Portal server, which could ultimately lead to the installation of unauthorized components on collectors.

What is CVE-2023-28818?

CVE-2023-28818 highlights a security flaw in the upgrade process of Veritas NetBackup IT Analytics, wherein unsigned files are included, creating a pathway for malicious actors to compromise the system by installing unauthorized components.

The Impact of CVE-2023-28818

The exploitation of this vulnerability could result in the installation of rogue Collector executable files on the Portal server, potentially leading to the deployment of unauthentic components on collectors within the affected system.

Technical Details of CVE-2023-28818

The technical aspects of CVE-2023-28818 provide a deeper understanding of the vulnerability, including the description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The issue in Veritas NetBackup IT Analytics version 11 before 11.2.0 involves the inclusion of unsigned files in the application upgrade process, enabling the unauthorized installation of components by threat actors.

Affected Systems and Versions

The vulnerability impacts Veritas NetBackup IT Analytics version 11 before version 11.2.0, allowing threat actors to exploit the flaw and potentially compromise the server by installing unauthorized components.

Exploitation Mechanism

Malicious actors can exploit this vulnerability by introducing rogue Collector executable files (such as aptare.jar or upgrademanager.zip) on the Portal server, which may then be downloaded and installed on collectors, leading to unauthorized system access.

Mitigation and Prevention

To address CVE-2023-28818, immediate steps should be taken to mitigate the risk and prevent unauthorized access to the affected systems. Implementing long-term security practices and regularly updating and patching the application are crucial preventive measures.

Immediate Steps to Take

Immediate actions include reviewing and validating the integrity of files during the application upgrade process, monitoring for any unauthorized changes, and restricting access to critical system components to prevent exploitation of the vulnerability.

Long-Term Security Practices

In the long term, organizations should prioritize security awareness and training for employees, conduct regular security assessments and audits, and enforce strict access control and authentication measures to enhance the overall cybersecurity posture.

Patching and Updates

Ensuring that systems are regularly updated with the latest patches and security fixes is essential to address vulnerabilities like CVE-2023-28818. Organizations should promptly apply vendor-released patches to eliminate the risk of exploitation and enhance system security.