CVE-2018-8244 Privilege escalation in Microsoft Office

What is CVE-2018-8244?

CVE-2018-8244 is a medium-severity vulnerability in Microsoft Office, published on 14 Jun 2018. 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 elevation of privilege vulnerability exists when Microsoft Outlook does not validate attachment headers properly, aka "Microsoft Outlook Elevation of Privilege Vulnerability." This affects Microsoft Office, Microsoft Outlook.

Weakness: CWE-20

Which versions are affected by CVE-2018-8244?

It affects 3 products.

Products include Microsoft Office, Microsoft Outlook, Microsoft Outlook Rt.

How do I fix CVE-2018-8244?

No fix has been published for CVE-2018-8244 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-8244 being exploited?

There is no known exploitation of CVE-2018-8244 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-hw92-6x7q-xg4p.