CVE-2023-41314 in Doris
Summary
by MITRE • 12/18/2023
The api /api/snapshot and /api/get_log_file would allow unauthenticated access. It could allow a DoS attack or get arbitrary files from FE node. Please upgrade to 2.0.3 to fix these issues.
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Analysis
by VulDB Data Team • 01/11/2024
The vulnerability identified as CVE-2023-41314 represents a critical security flaw in the application's API endpoint configuration that exposes sensitive administrative functions to unauthenticated access. This issue affects the /api/snapshot and /api/get_log_file endpoints, which are designed to provide system administrators with access to critical operational data including system snapshots and log files. The exposure of these endpoints without proper authentication mechanisms creates a significant risk vector for malicious actors seeking to exploit the system's operational data.
The technical nature of this vulnerability stems from improper access control implementation within the application's API layer, specifically failing to validate user credentials or authorization tokens before processing requests to these sensitive endpoints. This misconfiguration allows any external attacker to directly access these administrative functions without requiring valid authentication credentials, effectively bypassing the application's intended security controls. The vulnerability aligns with CWE-284, which addresses inadequate access control mechanisms in software systems, and represents a classic case of insufficient authorization checks at the API interface level.
The operational impact of this vulnerability extends beyond simple information disclosure to include potential denial of service conditions and unauthorized data access. Attackers could leverage the unauthenticated access to perform denial of service attacks by repeatedly invoking the snapshot endpoint, consuming system resources and potentially causing service disruption. Additionally, the ability to access log files through the /api/get_log_file endpoint provides threat actors with valuable operational intelligence including system configurations, user activities, and potential security breach indicators. The exposure of system snapshots could reveal sensitive data structures and operational parameters that aid in further exploitation attempts.
The specific risk of arbitrary file access through these endpoints creates additional concerns for system integrity and data confidentiality. When combined with the potential for DoS attacks, this vulnerability provides attackers with multiple attack vectors to compromise system availability and confidentiality. The exposure of log files may reveal internal system paths, user credentials, or operational patterns that could facilitate more sophisticated attacks. This vulnerability directly impacts the CIA triad by compromising both confidentiality and availability of system resources.
Organizations affected by this vulnerability should immediately implement the recommended upgrade to version 2.0.3, which contains the necessary security patches to address the authentication bypass issue. The fix likely involves implementing proper authentication checks and authorization controls for the affected API endpoints, ensuring that only authorized administrative users can access the snapshot and log file retrieval functions. Security teams should also conduct immediate audits of the application's API access controls to identify any additional endpoints that may be similarly vulnerable to unauthorized access.
From an attacker perspective, this vulnerability maps to several techniques within the ATT&CK framework including T1078 for valid accounts usage and T1566 for credential harvesting. The ability to access system logs and snapshots provides attackers with intelligence gathering capabilities that can be used to plan more sophisticated attacks. Security monitoring should be enhanced to detect unusual access patterns to these endpoints, particularly from unexpected IP addresses or at unusual times. Network segmentation and API gateway controls should be implemented to provide additional layers of protection for administrative endpoints. The vulnerability serves as a reminder of the importance of implementing defense-in-depth strategies and proper access control mechanisms throughout application architectures to prevent similar issues from occurring in other system components.