CVE-2018-8159

At a glance

Severity: Not available
EPSS: EPSS 3.51 % · percentile 89 (2026-10-27)
State: PUBLISHED
Published: 2018-05-09
Updated: 2024-08-05
Assigner: microsoft
NVD status: Modified

Description

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Elevation of Privilege Vulnerability." This affects Microsoft Exchange Server.

Scores

Version	Score	Vector	Scored by
CVSS 3.0	MEDIUM 5.4	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 5.8	AV:N/AC:M/Au:N/C:P/I:P/A:N	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

CWE-79

European references

ENISA EUVD · EUVD-2018-19830
GCVE · GCVE-0-2018-8159

CERT-FR advisories

CERTFR-2018-AVI-223 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_19:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_20:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_8:*:*:*:*:*:*
cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_9:*:*:*:*:*:*

Affected products

Product	Versions
Microsoft · Microsoft Exchange Server	affected 2013 Cumulative Update 19 ; affected 2013 Cumulative Update 20 ; affected 2016 Cumulative Update 8 ; affected 2016 Cumulative Update 9

References

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD