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High severity8.0NVD Advisory· Published Jul 14, 2021· Updated Aug 10, 2026

CVE-2021-34470

CVE-2021-34470

Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

Affected products

4

Microsoft/Exchange Server4 versions
cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_23:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_21:*:*:*:*:*:*
- cpe:2.3:a:microsoft:exchange_server:2019:cumulative_update_10:*:*:*:*:*:*
- (no CPE)

Patches

Vulnerability mechanics

References

3

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-34470nvdPatchVendor Advisory
packetstormsecurity.com/files/163706/Microsoft-Exchange-AD-Schema-Misconfiguration-Privilege-Escalation.htmlnvdThird Party AdvisoryVDB Entry
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34470nvd

News mentions

0

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