CVE-2017-8743

highpriority · track · 39EPSS 0.221 · 98 %ileEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

22.1% (98th) EPSS

CVSS 9.3 · high

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

A remote code execution vulnerability exists in Microsoft PowerPoint 2016, Microsoft SharePoint Enterprise Server 2016, and Office Online Server when they fail to properly handle objects in memory, aka "PowerPoint Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-8742.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.07.8highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.8 · impact 5.9

v3.07.1highCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

v3.17.8highAV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119US

affected products (7)

Products and version ranges known to be affected.

Microsoft Corporation Microsoft Office≤ Microsoft PowerPoint 2016, Microsoft SharePoint Enterprise Server 2016, and Office Online Serverenisa_euvdEU
Microsoft Corp Microsoft PowerPoint 2016all versionsfstec_bduRU
Microsoft Corp Microsoft SharePoint Server 2016all versionsfstec_bduRU
Microsoft Corp Office Online Serverall versionsfstec_bduRU
microsoft office online serverall versionsnvdUScpe:2.3:a:microsoft:office_online_server:*:*:*:*:*:*:*:*
microsoft powerpoint= 2016nvdUScpe:2.3:a:microsoft:powerpoint:*:*:*:*:*:*:*:*
microsoft sharepoint server= 2016nvdUScpe:2.3:a:microsoft:sharepoint_server:*:*:*:*:*:*:*:*

also known as (6)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2017-09-13modified 2026-06-17

related (21,028)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-88779US	high7.5OT critical	11.4% (96th)	KEV	2026-10-04
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before…
CVE-2026-88772US	high8.1OT critical	78.2% (100th)	KEV	2026-09-27
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FI…
CVE-2026-8452US	critical9.8OT critical	1.01% (63rd)	KEV	2026-06-30
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (…
CVE-2026-53266US	—OT critical	0.93% (61st)	KEV	2026-06-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source addre…
CVE-2026-3910US	high8.8OT critical	2.69% (86th)	KEV	2026-03-13
Inappropriate implementation in V8 in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium s…

+21023 more

references (7)

External citations — patches, advisories, analysis.

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8743 cnnvd
http://www.securityfocus.com/bid/100746 enisa_euvd
http://www.securitytracker.com/id/1039323 enisa_euvd
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8743 enisa_euvd
http://www.securityfocus.com/bid/100746Third Party AdvisoryVDB Entrynvd
http://www.securitytracker.com/id/1039323Third Party AdvisoryVDB Entrynvd
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8743PatchVendor Advisorynvd

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan