CVE-2022-22813 in Easergy P40
Summary
by MITRE • 02/10/2022
A CWE-798: Use of Hard-coded Credentials vulnerability exists. If an attacker were to obtain the TLS cryptographic key and take active control of the Courier tunneling communication network, they could potentially observe and manipulate traffic associated with product configuration.
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Analysis
by VulDB Data Team • 02/14/2022
The vulnerability identified as CVE-2022-22813 represents a critical security flaw classified under CWE-798, which specifically addresses the use of hard-coded credentials within software applications. This type of vulnerability occurs when authentication credentials such as passwords, keys, or tokens are embedded directly within the source code or configuration files of a system, making them easily accessible to anyone who can obtain a copy of the application or its components. The presence of hard-coded credentials creates a significant attack surface that can be exploited by malicious actors with relatively minimal technical expertise to gain unauthorized access to sensitive systems and data.
The technical implementation of this vulnerability in the affected system allows for the exposure of critical TLS cryptographic keys that are embedded within the application code. These hard-coded keys serve as the foundation for establishing secure communication channels through the Courier tunneling network, which is designed to facilitate encrypted data transmission between various components of the product ecosystem. When such cryptographic keys are hardcoded rather than dynamically generated or properly managed through secure key management systems, they become permanent access points that remain valid throughout the application's lifecycle, regardless of any security incidents or policy changes that might otherwise invalidate such credentials.
The operational impact of this vulnerability extends beyond simple unauthorized access to encompass the complete compromise of communication integrity within the product configuration framework. An attacker who successfully extracts the hard-coded TLS keys gains the ability to not only observe traffic flowing through the Courier tunneling network but also to manipulate and modify data in transit. This man-in-the-middle capability allows for potential data exfiltration, injection of malicious content, or complete disruption of service availability. The compromised communication channel undermines the fundamental security assurances that the TLS protocol is designed to provide, effectively nullifying the cryptographic protections that should safeguard sensitive information exchanges within the system.
The implications of this vulnerability align with several tactics and techniques outlined in the MITRE ATT&CK framework, particularly those related to credential access and defense evasion. Attackers can leverage this weakness through credential dumping techniques to extract the hardcoded keys, followed by privilege escalation and lateral movement within the network. The vulnerability also enables persistent access patterns that can evade traditional security monitoring systems since the credentials remain valid and unchanged over time. Organizations implementing this product face significant risk of data breaches, regulatory compliance violations, and potential financial losses due to the exposure of sensitive information through the compromised communication channels.
Mitigation strategies for this vulnerability require immediate remediation through the removal of all hard-coded credentials from the application source code and implementation of proper credential management practices. Security teams should implement dynamic key generation mechanisms, utilize secure key management systems, and establish regular credential rotation policies. The affected systems must undergo comprehensive code reviews to identify and eliminate all instances of hardcoded authentication material, including passwords, API keys, and cryptographic tokens. Additionally, organizations should deploy network monitoring solutions to detect anomalous traffic patterns that might indicate exploitation attempts and implement proper access controls to limit exposure of sensitive components within the Courier tunneling infrastructure. The remediation process should also include updating the system architecture to eliminate reliance on static credentials while establishing robust authentication mechanisms that provide appropriate security assurances for the product's operational environment.