# CVE-2018-8581

An elevation of privilege vulnerability exists in Microsoft Exchange Server, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

- Page: https://www.vulneraibility.com/cve/CVE-2018-8581
- CVSS: 7.4
- Known exploited: yes, in CISA KEV since 2022-03-03; CISA due date 2022-03-17; known ransomware use
- EPSS: 27.56% (percentile 98.1)
- Unvetted proof-of-concept code on GitHub: 3 GitHub proofs of concept (first 2018-12-27)
- CISA SSVC: exploitation active, automatable no, technical impact total (assessed 2025-02-04)
- Published: 2018-11-14

## Affected versions

- Microsoft Microsoft Exchange Server: affected 2010; 2013; 2016; 2019

A version outside these ranges is not a statement that it is unaffected.

## References

- [other] http://www.securitytracker.com/id/1042141
- [other] http://www.securityfocus.com/bid/105837
- [other] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8581
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-8581

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.