CVE-2023-0576 in Yugabyte DB
Summary
by MITRE • 02/02/2023
Server-Side Request Forgery (SSRF), Improperly Controlled Modification of Dynamically-Determined Object Attributes, Improper Restriction of Excessive Authentication Attempts vulnerability in Yugabyte DB allows Accessing Functionality Not Properly Constrained by ACLs, Communication Channel Manipulation, Authentication Abuse.This issue affects Yugabyte DB: v2.17.0.0.
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Analysis
by VulDB Data Team • 03/04/2023
Server-Side Request Forgery vulnerability in Yugabyte DB v2.17.0.0 represents a critical security flaw that enables attackers to manipulate server-side requests through improperly controlled object attributes. This vulnerability stems from insufficient validation of dynamically determined parameters, allowing malicious actors to bypass access control mechanisms and gain unauthorized access to restricted functionality. The flaw manifests when the system fails to properly constrain communication channels, enabling attackers to manipulate network requests and potentially access internal systems or services that should remain protected. The vulnerability classification aligns with CWE-918 for Server-Side Request Forgery and CWE-284 for Improper Access Control, creating a dangerous combination that undermines the database's security posture.
The technical implementation of this vulnerability exploits improper restriction of excessive authentication attempts, which creates a cascading effect where attackers can gradually bypass authentication mechanisms through repeated attempts. When combined with the improperly controlled modification of dynamically-determined object attributes, this flaw allows adversaries to manipulate internal system parameters that should remain protected from external influence. The authentication abuse component means that legitimate authentication mechanisms become compromised, enabling attackers to access functionality that should be restricted by access control lists. This vulnerability specifically affects Yugabyte DB version 2.17.0.0 and represents a significant operational risk due to the potential for unauthorized data access and system manipulation.
The operational impact of this vulnerability extends beyond simple data access, as it enables communication channel manipulation that can result in complete system compromise. Attackers can leverage this flaw to access internal network resources, potentially escalating privileges and gaining access to sensitive databases or administrative functions. The improper restriction of authentication attempts creates a window where brute force attacks become more effective, as the system's ability to detect and prevent excessive login attempts is compromised. This vulnerability directly relates to ATT&CK technique T1190 for Exploit Public-Facing Application and T1078 for Valid Accounts, as it allows attackers to leverage legitimate access mechanisms to expand their privileges within the system.
Organizations using Yugabyte DB v2.17.0.0 should implement immediate mitigations including strengthening access control lists, implementing proper input validation for all dynamically determined parameters, and establishing robust authentication rate limiting mechanisms. Network segmentation should be enforced to limit the potential impact of successful exploitation, while monitoring systems should be configured to detect unusual authentication patterns and unauthorized access attempts. The vulnerability requires patching through the official Yugabyte DB release channels, as the flaw exists in the core authentication and access control mechanisms that cannot be adequately protected through configuration alone. Regular security audits should be conducted to ensure that all dynamically determined object attributes are properly validated and constrained, preventing similar issues from emerging in other system components.