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| Rule General Information |
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| Release Date: | 2021-11-03 | |
| Rule Name: | Microsoft Exchange SecurityToken Disclosure Vulnerability (CVE-2021-33766) | |
| Severity: | ||
| CVE ID: | ||
| Rule Protection Details |
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| Description: | An information disclosure vulnerability has been reported in Microsoft Exchange Server. The vulnerability is due to an unspecified flaw. A remote unauthenticated attacker can exploit this vulnerability by sending specially crafted requests to the target system. Successful exploitation results in the disclosure of sensitive information. | |
| Impact: | An attacker could exploit this vulnerability to have unspecified effect. | |
| Affected OS: | Windows | |
| Reference: | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-33766 ZeroDayInitiative:ZDI-21-798 |
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| Solutions |
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| The vendor has released upgrade patches to fix vulnerabilities, please visit: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-33766 |