CVE-2016-3235

Microsoft Office OLE DLL Side Loading

7.8 HIGHActively exploited (CISA KEV)Public exploitEPSS 43.3%

Published15 Jun 2016
Added to CISA KEV3 Nov 2021
Remediation due3 May 2022

Description

Microsoft Visio 2007 SP3, Visio 2010 SP2, Visio 2013 SP1, Visio 2016, Visio Viewer 2007 SP3, and Visio Viewer 2010 mishandle library loading, which allows local users to gain privileges via a crafted application, aka "Microsoft Office OLE DLL Side Loading Vulnerability."

CVSS 3.1 breakdown

Attack vectorLocal

Attack complexityLow

Privileges requiredNone

User interactionRequired

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Microsoft Visio2007 · 2010 · 2013 · 2016

Microsoft Visio Viewer2007 · 2010

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

Patch & vendor advisories

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-070

References

http://packetstormsecurity.com/files/137490/Microsoft-Visio-DLL-Hijacking.htmlThird Party AdvisoryVDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-070PatchVendor Advisory
http://seclists.org/fulldisclosure/2016/Jun/32Mailing ListThird Party AdvisoryBroken Link
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3235US Government Resource
https://www.securify.nl/advisory/SFY20150804/microsoft_visio_multiple_dll_side_loading_vulnerabilities.htmlExploitThird Party Advisory
http://www.securityfocus.com/archive/1/538685/100/0/threadedBroken LinkThird Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1036093Broken LinkThird Party AdvisoryVDB Entry

Frequently asked

Is CVE-2016-3235 being actively exploited?

Yes. CVE-2016-3235 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 3 Nov 2021.

How severe is CVE-2016-3235?

CVE-2016-3235 has a CVSS 3.1 base score of 7.8, rated high. EPSS estimates a 43.3% probability of exploitation.

Which products are affected by CVE-2016-3235?

Affected products include Microsoft Visio, Microsoft Visio Viewer.

How do I fix CVE-2016-3235?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2016-3235 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation works Book a demo

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.