CVE-2019-14839 in Business-central
Summary
by MITRE • 04/02/2022
It was observed that while login into Business-central console, HTTP request discloses sensitive information like username and password when intercepted using some tool like burp suite etc.
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Analysis
by VulDB Data Team • 04/05/2022
This vulnerability represents a critical security flaw in the Business Central console authentication mechanism that exposes sensitive credentials during the login process. The issue manifests when HTTP requests containing authentication information are intercepted using security analysis tools such as Burp Suite, demonstrating a fundamental failure in secure credential transmission. The vulnerability directly impacts the confidentiality and integrity of user authentication data, creating potential attack vectors for malicious actors who can capture and exploit these credentials for unauthorized system access. This type of exposure violates core security principles and represents a significant weakness in the application's authentication infrastructure.
The technical flaw stems from improper handling of authentication credentials within the HTTP request payload during the Business Central console login process. When users attempt to authenticate, the system fails to implement secure transmission mechanisms such as HTTPS encryption or proper credential obfuscation techniques. The vulnerability allows for plaintext credential exposure in network traffic, making it susceptible to man-in-the-middle attacks and network sniffing operations. This weakness creates a direct pathway for attackers to capture authentication tokens, usernames, and passwords as they traverse the network, effectively undermining the security controls designed to protect user access.
The operational impact of this vulnerability extends beyond simple credential theft, potentially enabling full system compromise and unauthorized access to sensitive business data. Attackers who successfully intercept these credentials can leverage them to gain persistent access to the Business Central environment, potentially leading to data breaches, system manipulation, and unauthorized administrative privileges. The vulnerability affects the entire authentication workflow and can result in cascading security failures throughout the organization's digital infrastructure, particularly when users reuse credentials across multiple systems. Organizations may face regulatory compliance violations and significant financial losses due to the exposure of sensitive business information.
Security mitigations for this vulnerability should prioritize implementing mandatory HTTPS encryption for all authentication endpoints, ensuring proper transport layer security protocols are enforced. Organizations must implement secure credential handling mechanisms that prevent plaintext transmission of authentication data and enforce strong encryption standards for all network communications. Network monitoring systems should be deployed to detect and alert on suspicious credential interception attempts, while regular security assessments should validate that authentication flows properly protect sensitive information. The implementation of multi-factor authentication and session management controls can further reduce the risk associated with credential exposure, aligning with industry standards such as those defined in the CWE-312 category for sensitive data exposure and ATT&CK techniques related to credential access and privilege escalation.