Cyber Resilience

CVE-2023-21763

HighLPE

Published: 10 January 2023

Published
10 January 2023
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0065 71.4th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-21763 is a high-severity Untrusted Search Path (CWE-426) vulnerability in Microsoft Exchange Server. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 28.6% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Microsoft Exchange Server Elevation of Privilege Vulnerability

CWE(s)
CWE-426NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

microsoft
exchange server
2016, 2019

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References