CVE-2017-8534 Information disclosure in Uniscribe

What is CVE-2017-8534?

CVE-2017-8534 is a medium-severity vulnerability in Microsoft Office, published on 15 Jun 2017. 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

Uniscribe in Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, Windows Server 2016, Microsoft Office 2007 SP3, and Microsoft Office 2010 SP2 allows improper disclosure of memory contents, aka "Windows Uniscribe Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-0282, CVE-2017-0284, and CVE-2017-0285.

Weakness: CWE-200

Which versions are affected by CVE-2017-8534?

It affects 3 products.

Products include Microsoft Office, Microsoft Windows 7, Microsoft Windows Server 2008.

How do I fix CVE-2017-8534?

No fix has been published for CVE-2017-8534 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-8534 being exploited?

There is no known exploitation of CVE-2017-8534 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-g7c9-hxhj-hxp4.