CVE-2017-11939 Information disclosure in Microsoft Office

What is CVE-2017-11939?

CVE-2017-11939 is a medium-severity vulnerability in Microsoft Office, published on 12 Dec 2017. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Microsoft Office 2016 Click-to-Run (C2R) allows an information disclosure vulnerability due to the way Microsoft Office enforces DRM copy/paste permissions, aka "Microsoft Office Information Disclosure Vulnerability".

Weakness: CWE-200

Which versions are affected by CVE-2017-11939?

It affects 1 product.

Products include Microsoft Office.

How do I fix CVE-2017-11939?

No fix has been published for CVE-2017-11939 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-11939 being exploited?

There is no known exploitation of CVE-2017-11939 in the wild and no public exploit code.

Other vulnerabilities in Microsoft Office

• CVE-2018-0798 Microsoft Office Memory Corruption Exploited High 8.8
• CVE-2015-1770 Microsoft Office Uninitialized Memory Use Exploited High 8.8
• CVE-2006-2492 Microsoft Word Malformed Object Pointer Exploited High 8.8
• CVE-2018-0802 Microsoft Office Memory Corruption Exploited High 7.8
• CVE-2017-11882 Microsoft Office Memory Corruption Exploited High 7.8

All Microsoft Office vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-r4cm-gxv3-c6qg.