Intelligence online17 sources monitored8 actively exploited 7d26 published 24hChecked recently
Vulnerability record

CVE-2016-3235

Microsoft Office OLE DLL Side Loading Vulnerability

HighExploitation confirmedCISA KEV
What should I do?

This vulnerability is in the CISA Known Exploited Vulnerabilities catalog: attackers are using it. If you run Office, fix it now.

CISA required action: Apply updates per vendor instructions.

US federal civilian agencies must remediate by May 3, 2022.

Patch status

Official fix available since

Apply the vendor's update to every affected system. Check the fixed-in versions below where known.

Basis: NVD patch reference

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."

Source: NIST National Vulnerability Database. Official vulnerability data, reproduced as published.

Affected products

ProductVendorSource
OfficeMicrosoftKEV

Sources: KEV = CISA Known Exploited Vulnerabilities catalog. Version details have not been published yet.

Intelligence timeline

Developments from the last 30 days, newest first.

  1. CVSS scoredUpdateKEV

    CVE-2016-3235 scored CVSS 7.8: Microsoft Office, Microsoft Office OLE DLL Side Loading Vulnerability

    CISA lists this as exploited in the wild. Unpatched Office systems are exposed to active attacks now.

    Basis: NIST National Vulnerability Database

  2. Patch releasedUpdateKEV

    Patch released for CVE-2016-3235: Microsoft Office, Microsoft Office OLE DLL Side Loading Vulnerability

    An official fix is now available for Microsoft Office. This vulnerability is being exploited, so apply it promptly.

    Basis: NVD patch reference

1 earlier event is available with a subscription. See plans.

Coverage

We have not published a story about this vulnerability yet.

References

  • nvd.nist.gov https://nvd.nist.gov/vuln/detail/CVE-2016-3235
  • packetstormsecurity.com http://packetstormsecurity.com/files/137490/Microsoft-Visio-DLL-Hijacking.html
  • seclists.org http://seclists.org/fulldisclosure/2016/Jun/32
  • securityfocus.com http://www.securityfocus.com/archive/1/538685/100/0/threaded
  • securitytracker.com http://www.securitytracker.com/id/1036093
  • docs.microsoft.com https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-070
  • securify.nl https://www.securify.nl/advisory/SFY20150804/microsoft_visio_multiple_dll_side_loading_vulnerabilities.html
  • cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-3235