CVE-2018-8378

At a glance

Severity: Not available
EPSS: EPSS 7.31 % · percentile 94 (2026-10-27)
State: PUBLISHED
Published: 2018-08-15
Updated: 2024-08-05
Assigner: microsoft
NVD status: Modified

Description

An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory, aka "Microsoft Office Information Disclosure Vulnerability." This affects Word, Microsoft SharePoint Server, Microsoft Office Word Viewer, Microsoft Excel Viewer, Microsoft SharePoint, Microsoft Office.

Scores

Version	Score	Vector	Scored by
CVSS 3.0	MEDIUM 5.5	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N	NVD · nvd@nist.gov (Primary)
CVSS 2.0	MEDIUM 4.3	AV:N/AC:M/Au:N/C:P/I:N/A:N	NVD · nvd@nist.gov (Primary)

Weaknesses (CWE)

European references

ENISA EUVD · EUVD-2018-20022
GCVE · GCVE-0-2018-8378

CERT-FR advisories

CERTFR-2018-AVI-396 — Multiples vulnérabilités dans Microsoft Office · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:a:microsoft:excel_viewer:2007:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2013:sp1:*:*:rt:*:*:*
cpe:2.3:a:microsoft:office:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2016:*:*:*:click-to-run:*:*:*
cpe:2.3:a:microsoft:office_compatibility_pack:-:sp3:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_web_apps:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_web_apps:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:office_word_viewer:-:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_enterprise_server_2013:-:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_enterprise_server_2016:-:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:sharepoint_server:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:word_automation_services:-:*:*:*:*:*:*:*

Affected products

Product	Versions
Microsoft · Word	affected Automation Services on Microsoft SharePoint Server 2010 Service Pack 2
Microsoft · Microsoft SharePoint Server	affected 2013 Service Pack 1
Microsoft · Microsoft Office Word Viewer	affected Microsoft Office Word Viewer
Microsoft · Microsoft Excel Viewer	affected 2007 Service Pack 3
Microsoft · Microsoft SharePoint	affected Enterprise Server 2013 Service Pack 1 ; affected Enterprise Server 2016
Microsoft · Microsoft Office	affected 2010 Service Pack 2 (32-bit editions) ; affected 2010 Service Pack 2 (64-bit editions) ; affected 2013 RT Service Pack 1 ; affected 2013 Service Pack 1 (32-bit editions) ; affected 2013 Service Pack 1 (64-bit editions) ; affected 2016 (32-bit edition)

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