CVE-2023-4310 : What You Need to Know

This CVE record was published on September 5, 2023, and pertains to a command injection vulnerability found in BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2. An attacker can exploit this vulnerability through a malicious HTTP request to execute operating system commands as the site user. The issue has been resolved in version 23.2.3.

Understanding CVE-2023-4310

This section delves into the specifics of the CVE-2023-4310 vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-4310?

CVE-2023-4310 is a command injection vulnerability present in BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2. It allows unauthenticated remote attackers to execute system commands via a malicious HTTP request, posing a serious security risk.

The Impact of CVE-2023-4310

The exploitation of CVE-2023-4310 can lead to unauthorized access and control over the affected system. Attackers can execute arbitrary commands within the context of the site user, potentially causing data breaches, service disruptions, or further compromise of the system.

Technical Details of CVE-2023-4310

This section provides a deeper insight into the vulnerability, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability in BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 allows for command injection via a malicious HTTP request. This can be leveraged by attackers to execute operating system commands on the target system.

Affected Systems and Versions

BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) versions 23.2.1 and 23.2.2 are affected by CVE-2023-4310. Systems running these versions are vulnerable to the command injection exploit.

Exploitation Mechanism

Attackers can exploit the CVE-2023-4310 vulnerability by sending crafted HTTP requests to the affected BeyondTrust products. Through this method, malicious actors can execute unauthorized commands on the system.

Mitigation and Prevention

In response to CVE-2023-4310, immediate actions and long-term security practices are crucial to safeguard vulnerable systems.

Immediate Steps to Take

Apply the vendor-provided patch 23.2.3 to mitigate the vulnerability in BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS). Updating to the patched version is essential to prevent exploitation by threat actors.

Long-Term Security Practices

Implementing robust security measures, such as regular security assessments, network segmentation, access control policies, and ongoing employee training, can enhance the overall security posture of an organization.

Patching and Updates

Regularly monitor for security patches and updates released by BeyondTrust and apply them promptly. Timely patch management is vital to address known vulnerabilities and strengthen the security of privileged remote access systems.