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CVE-2017-8696

29
FAUCET Score

CVE-2017-8696 is a remote code execution vulnerability in Windows Uniscribe, affecting various Microsoft products including Windows 7, Windows Server 2008, Office suites, Lync, and Skype for Business. This high-severity vulnerability (CVSS 7.5) can be exploited by an attacker through a specially crafted website, document, or email attachment, requiring user interaction but leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code is readily available (Metasploit, Nuclei, ExploitDB), it has garnered some community discussion and media coverage, indicating awareness, though it is not listed in CISA's KEV catalog as actively exploited.

Impacted Technologies

VendorProductVersion(s)CPE
2007CPE matchmatch criteria
cpe:2.3:a:microsoft:live_meeting:2007:*:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:lync:2010:*:*:*:*:*:*:*
2010CPE matchmatch criteria
cpe:2.3:a:microsoft:lync:2010:*:attendee:*:*:*:*:*
2013CPE matchmatch criteria
cpe:2.3:a:microsoft:lync:2013:sp1:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:microsoft:office_2007:-:sp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

7.5HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.6
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
14.26%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.1426 is in the 80th percentile among its peer group of 1,566 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.2 Mastodon, and 0.1 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.6 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (30)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Windows 7 for 32-bit Systems Service Pack 1
View patch
microsoftpatch availablevia msrc
Product: Windows 7 for x64-based Systems Service Pack 1
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 for 32-bit Systems Service Pack 2
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 for Itanium-Based Systems Service Pack 2
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 for x64-based Systems Service Pack 2
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 R2 for x64-based Systems Service Pack 1
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2007 Service Pack 3
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2010 Service Pack 2 (32-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office 2010 Service Pack 2 (64-bit editions)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office Web Apps 2010 Service Pack 2
View patch
microsoftpatch availablevia msrc
Product: Microsoft Office Word Viewer
View patch
microsoftpatch availablevia msrc
Product: Microsoft Live Meeting 2007 Add-in
View patch
microsoftpatch availablevia msrc
Product: Skype for Business 2016 (32-bit)
View patch
microsoftpatch availablevia msrc
Product: Skype for Business 2016 (64-bit)
View patch
microsoftpatch availablevia msrc
Product: Skype for Business 2016 Basic (32-bit)
View patch
microsoftpatch availablevia msrc
Product: Skype for Business 2016 Basic (64-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Live Meeting 2007 Console
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2010 (32-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2010 (64-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2010 Attendee (admin level install)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2010 Attendee (user level install)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2013 Service Pack 1 (32-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync 2013 Service Pack 1 (64-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync Basic 2013 Service Pack 1 (32-bit)
View patch
microsoftpatch availablevia msrc
Product: Microsoft Lync Basic 2013 Service Pack 1 (64-bit)
View patch

Vendor Advisories (1)

microsoft2017-Sep/CVE-2017-8696Critical

Windows Uniscribe Remote Code Execution Vulnerability

Sep 12, 2017

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2017-8696
PatchVendor Advisory
securityfocus.com / bid/100780
Third Party AdvisoryVDB Entry
securitytracker.com / id/1039344
Third Party AdvisoryVDB Entry