CVE-2022-24469 in Azure Site Recovery VMWare to Azure
Summary
by MITRE • 03/09/2022
Azure Site Recovery Elevation of Privilege Vulnerability. This CVE ID is unique from CVE-2022-24506, CVE-2022-24515, CVE-2022-24518, CVE-2022-24519.
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Analysis
by VulDB Data Team • 03/11/2022
The Azure Site Recovery service represents a critical component within Microsoft's cloud infrastructure, designed to facilitate disaster recovery and business continuity for virtual machines across on-premises and cloud environments. This service enables organizations to replicate virtual machines to Azure or other target locations, providing essential protection against data loss and system failures. The vulnerability identified as CVE-2022-24469 specifically targets the privilege escalation mechanisms within this recovery service, creating a significant security gap that could be exploited by malicious actors to gain elevated access rights.
This elevation of privilege vulnerability stems from improper access control mechanisms within the Azure Site Recovery service implementation. The flaw allows authenticated attackers with minimal privileges to escalate their access level and obtain administrative rights within the recovery service environment. The technical nature of this vulnerability involves insufficient validation of user permissions during critical operations, particularly when processing recovery configuration requests or managing replication settings. Attackers can exploit this weakness to manipulate service behavior and potentially access sensitive data or system resources that should be restricted to authorized administrators only.
The operational impact of CVE-2022-24469 extends beyond simple privilege escalation, creating potential pathways for broader system compromise and data exfiltration. Organizations utilizing Azure Site Recovery for critical workloads face heightened risk of unauthorized access to their disaster recovery configurations, which could include sensitive replication settings, backup credentials, and recovery point information. This vulnerability particularly affects environments where multiple users or services interact with the Site Recovery service, as the privilege escalation could enable attackers to modify recovery policies, access backup data, or potentially disrupt recovery operations during critical incidents. The attack surface is further expanded when considering that Site Recovery often handles confidential data and business-critical systems.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework, particularly under the privilege escalation and persistence tactics. The vulnerability aligns with technique T1068 which covers local privilege escalation and could potentially enable additional attack vectors through lateral movement. Organizations implementing Azure Site Recovery should conduct immediate assessment of their current access controls and user permissions within the service to identify potential exploitation risks. The vulnerability also relates to CWE-284 which describes improper access control, specifically highlighting the failure to properly enforce access restrictions in cloud service implementations. Mitigation strategies should include immediate patch deployment, comprehensive access control reviews, and monitoring for unauthorized privilege escalation attempts.
Microsoft has addressed this vulnerability through targeted updates to the Azure Site Recovery service, requiring organizations to apply the latest security patches to maintain protection. The recommended remediation approach involves implementing the security updates as soon as possible and conducting thorough audits of existing user permissions within Site Recovery configurations. Additional defensive measures include enabling Azure Monitor for comprehensive logging of Site Recovery service activities, implementing multi-factor authentication for administrative access, and establishing network segmentation to limit potential attack vectors. Organizations should also review their incident response procedures to ensure readiness for potential exploitation of this privilege escalation vulnerability, particularly in environments where Site Recovery is used for critical business continuity operations.