CVE-2021-44679 : Exploit Details and Defense Strategies

An issue (3 of 6) was discovered in Veritas Enterprise Vault through 14.1.2 involving TCP ports and .NET Remoting service.

Understanding CVE-2021-44679

This CVE involves a critical vulnerability in Veritas Enterprise Vault that could be exploited by a malicious attacker through .NET Remoting TCP ports.

What is CVE-2021-44679?

The vulnerability in Veritas Enterprise Vault up to version 14.1.2 allows attackers to exploit TCP services due to deserialization behavior in the .NET Remoting service.

The Impact of CVE-2021-44679

The impact of this CVE is critical with high availability, confidentiality, and integrity impacts, allowing exploitation of TCP remoting services and local IPC services on the server.

Technical Details of CVE-2021-44679

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability stems from the deserialization behavior in the .NET Remoting service of Veritas Enterprise Vault.

Affected Systems and Versions

Product: Veritas Enterprise Vault
Vendor: Veritas
Versions affected: Up to 14.1.2

Exploitation Mechanism

The vulnerability can be exploited by attackers leveraging the inherent deserialization behavior in .NET Remoting TCP ports.

Mitigation and Prevention

In response to CVE-2021-44679, the following steps are recommended:

Immediate Steps to Take

Configure servers and firewall according to the vendor's security alert

Long-Term Security Practices

Regularly update and patch Veritas Enterprise Vault

Patching and Updates

Apply the necessary patches recommended by Veritas to address this vulnerability