| CVE-ID | ||
|---|---|---|
CVE-2021-42306 |
• CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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| Description | ||
| <p>An information disclosure vulnerability manifests when a user or an application uploads unprotected private key data as part of an authentication certificate <a href="https://docs.microsoft.com/en-us/graph/api/resources/keycredential?view=graph-rest-1.0">keyCredential</a> on an Azure AD <a href="https://docs.microsoft.com/en-us/azure/active-directory/develop/app-objects-and-service-principals">Application or Service Principal</a> (which is not recommended). This vulnerability allows a user or service in the tenant with application read access to read the private key data that was added to the application.</p> <p>Azure AD addressed this vulnerability by preventing disclosure of any private key values added to the application.</p> <p>Microsoft has identified services that could manifest this vulnerability, and steps that customers should take to be protected. Refer to the FAQ section for more information.</p> <p>For more details on this issue, please refer to the <a href="https://aka.ms/CVE-2021-42306-AAD">MSRC Blog Entry</a>.</p> | ||
| References | ||
| Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete. | ||
| Assigning CNA | ||
| Microsoft Corporation | ||
| Date Record Created | ||
| 20211012 | Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE. | |
| Phase (Legacy) | ||
| Assigned (20211012) | ||
| Votes (Legacy) | ||
| Comments (Legacy) | ||
| Proposed (Legacy) | ||
| N/A | ||
| This is an record on the CVE List, which provides common identifiers for publicly known cybersecurity vulnerabilities. | ||
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