CVE-2024-10452 in Grafana
Summary
by MITRE • 10/29/2024
Organization admins can delete pending invites created in an organization they are not part of.
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Analysis
by VulDB Data Team • 11/09/2024
This vulnerability represents a critical access control flaw that undermines the security boundaries of organizational permissions within the affected system. The issue arises when organization administrators possess the ability to manipulate invitation states for users in organizations they do not belong to, creating a significant privilege escalation vector. This misconfiguration allows unauthorized actors to disrupt collaboration workflows and potentially gain unauthorized access to sensitive organizational resources through the manipulation of pending invitations.
The technical implementation of this vulnerability stems from insufficient authorization checks during invitation deletion operations. When an organization admin attempts to delete a pending invitation, the system fails to validate whether the administrator has legitimate permissions to modify invitations within the target organization. This validation gap creates an attack surface where malicious actors can leverage their administrative privileges in one organization to interfere with the invitation processes of unrelated organizations. The flaw typically manifests through API endpoints or administrative interfaces that handle invitation lifecycle management without proper cross-organizational permission verification.
The operational impact of this vulnerability extends beyond simple disruption of invitation workflows. Attackers can exploit this weakness to prevent legitimate users from joining organizations, effectively blocking collaboration and potentially causing business disruption. More concerning is the potential for credential stuffing or account takeover scenarios where malicious actors delete invitations to target users, forcing them to re-initiate the invitation process and potentially exposing authentication mechanisms to additional attacks. The vulnerability also enables social engineering campaigns where attackers delete pending invitations to create confusion and potentially gain trust through false narratives about invitation failures.
Organizations affected by this vulnerability should implement immediate mitigations including enforcing strict organizational boundary checks before allowing invitation deletion operations. The system should verify that administrative users have explicit permissions within the target organization before permitting deletion of pending invitations. This requires implementing robust access control lists that maintain clear separation between organizational domains and ensuring that administrative privileges are scoped appropriately. Additionally, audit logging should be enhanced to track all invitation deletion activities, including the source organization, target organization, and user identities involved in these operations.
This vulnerability aligns with CWE-284: Improper Access Control, which specifically addresses inadequate access control mechanisms that allow unauthorized users to access resources or perform operations they should not be permitted to execute. The flaw also maps to ATT&CK technique T1078.004: Valid Accounts, as it allows attackers to manipulate invitation systems to maintain persistence or gain unauthorized access to organizational resources. Organizations should also consider this vulnerability in the context of broader privilege management frameworks, ensuring that administrative roles are properly segmented and that the principle of least privilege is enforced across all organizational boundaries.
The remediation strategy should include immediate code-level fixes to implement proper authorization checks before any invitation deletion operations are permitted. This involves establishing a comprehensive permission verification system that validates administrative access rights against organizational boundaries. Organizations should also implement automated monitoring and alerting for unusual invitation deletion patterns that could indicate exploitation attempts. Regular security assessments and penetration testing should be conducted to identify similar access control weaknesses that may exist within the system's broader architecture. Additionally, security awareness training for administrators should emphasize the importance of maintaining proper organizational boundaries and understanding the implications of administrative privileges in multi-organizational environments.