CVE-2024-21638 Azure IPAM solution Elevation of Privilege Vulnerability

Critical 9.1 Published Updated

Attackers can impersonate privileged users to access Azure data due to missing token validation in the IPAM solution.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-21638?

CVE-2024-21638 is a critical authentication bypass vulnerability in Azure ipam, published on 10 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Azure IPAM (IP Address Management) is a lightweight solution developed on top of the Azure platform designed to help Azure customers manage their IP Address space easily and effectively. By design there is no write access to customers' Azure environments as the Service Principal used is only assigned the Reader role at the root Management Group level. Until recently, the solution lacked the validation of the passed in authentication token which may result in attacker impersonating any privileged user to access data stored within the IPAM instance and subsequently from Azure, causing an elevation of privilege. This vulnerability has been patched in version 3.0.0.

Weakness: CWE-287, CWE-269

Which versions are affected by CVE-2024-21638?

It affects 1 product.

Products include Microsoft Azure Ipam.

How do I fix CVE-2024-21638?

No fix has been published for CVE-2024-21638 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2024-21638 being exploited?

There is no known exploitation of CVE-2024-21638 in the wild and no public exploit code.

Sources

Also known as GHSA-m8mp-jq4c-g8j6.

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