CVE-2023-2197 : Vulnerability Insights and Analysis

This CVE-2023-2197 involves a vulnerability in HashiCorp Vault Enterprise version 1.13.0 up to 1.13.1. The issue allows for a padding oracle attack when using certain encryption mechanisms with a Hardware Security Module (HSM).

Understanding CVE-2023-2197

This section will provide insights into the nature of the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-2197?

CVE-2023-2197 is a vulnerability found in HashiCorp Vault Enterprise versions 1.13.0 up to 1.13.1 that exposes the system to a padding oracle attack. This attack can be leveraged by an attacker with the ability to modify storage and restart the Vault, potentially allowing them to intercept or tamper with ciphertext to derive the root key of the Vault.

The Impact of CVE-2023-2197

The impact of this vulnerability is significant, as it could lead to unauthorized access to sensitive data, undermining the confidentiality and security of the Vault system. Understanding the potential risks associated with the exploitation of this vulnerability is crucial for organizations utilizing affected versions of HashiCorp Vault Enterprise.

Technical Details of CVE-2023-2197

Delving deeper into the technical aspects of the CVE-2023-2197 vulnerability reveals crucial information about the affected systems, exploitation mechanisms, and vulnerability description.

Vulnerability Description

HashiCorp Vault Enterprise versions 1.13.0 up to 1.13.1 are susceptible to a padding oracle attack when utilizing the CKM_AES_CBC_PAD or CKM_AES_CBC encryption mechanisms in combination with an HSM. This vulnerability allows a malicious actor to manipulate ciphertext to potentially derive the root key of the Vault.

Affected Systems and Versions

The systems impacted by CVE-2023-2197 include HashiCorp Vault Enterprise in versions 1.13.0 up to 1.13.1. Various platforms such as Windows, Linux, x86, and different versions (32 bit and 64 bit) are affected by this vulnerability.

Exploitation Mechanism

The exploitation of this vulnerability requires privileges to modify storage and restart the Vault. By intercepting or modifying ciphertext, an attacker may be able to exploit the vulnerability and compromise the security of the Vault.

Mitigation and Prevention

Addressing CVE-2023-2197 requires immediate steps to mitigate the potential risks associated with the vulnerability and implement long-term security practices to safeguard systems from similar threats in the future.

Immediate Steps to Take

Organizations using affected versions of HashiCorp Vault Enterprise should upgrade to version 1.13.2, where the vulnerability has been patched. Additionally, restricting privileges and access to key system components can help mitigate the risk of exploitation.

Long-Term Security Practices

Implementing robust security protocols, monitoring systems for suspicious activities, and educating personnel on best security practices can enhance the overall security posture of organizations and prevent similar vulnerabilities from being exploited.

Patching and Updates

Regularly applying security patches, staying informed about the latest vulnerabilities and updates, and conducting thorough security assessments can help organizations stay proactive in addressing potential security risks and maintaining the integrity of their systems.