CVE-2019-0559 Information disclosure in Microsoft Office

What is CVE-2019-0559?

CVE-2019-0559 is a medium-severity vulnerability in Microsoft Office, published on 8 Jan 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

An information disclosure vulnerability exists when Microsoft Outlook improperly handles certain types of messages, aka "Microsoft Outlook Information Disclosure Vulnerability." This affects Office 365 ProPlus, Microsoft Office, Microsoft Outlook.

Which versions are affected by CVE-2019-0559?

It affects 3 products.

Products include Microsoft Office, Microsoft Office 365 Proplus, Microsoft Outlook.

How do I fix CVE-2019-0559?

No fix has been published for CVE-2019-0559 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-0559 being exploited?

There is no known exploitation of CVE-2019-0559 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-f368-gpp8-3vwv.