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Remote Code Execution in Windows Remote Desktop Licensing Service
CVE-2024-38076 is a critical remote code execution vulnerability in Windows Remote Desktop Licensing Service. Available reporting identifies the flaw as a heap-based buffer overflow in the service. An unauthenticated remote attacker can trigger the vulnerability by sending specially crafted packets or messages to a vulnerable Remote Desktop Licensing Service instance, causing memory corruption in the target process and potentially redirecting execution flow to attacker-controlled code.
What it means and what to do now: patch path, interim mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
Successful exploitation can allow arbitrary code execution on the target Windows server hosting Remote Desktop Licensing Service. Because the issue is remotely reachable and does not require authentication, compromise could enable full takeover of the affected service context, deployment of additional payloads, lateral movement, and broader compromise of the target environment.
If you can’t patch tonight, do this now.
If immediate patching is not possible, reduce exposure of Windows Remote Desktop Licensing Service by preventing untrusted network access to affected servers, especially from the public internet. Restrict access with network segmentation, host-based and perimeter firewall rules, and limit connectivity to only systems that require the service. Minimizing service exposure lowers the likelihood of unauthenticated remote exploitation until patches can be applied.
Patch, then assume compromise.
Apply Microsoft's July 2024 security updates that address CVE-2024-38076 in Windows Remote Desktop Licensing Service. Ensure all affected Windows Server systems running the licensing service are updated to the vendor-fixed build level through normal patch management processes and verify that the update has been successfully deployed across exposed and internal license servers.
No public exploits tracked yet. Mallory keeps watching.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
3 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.