CVE-2017-8571 Security feature bypass in Microsoft Office

High 7.8 Published Updated

Attackers can bypass security features in Microsoft Outlook by exploiting improper input handling, potentially exposing users to malicious content.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-8571?

CVE-2017-8571 is a high-severity vulnerability in Microsoft Outlook, published on 1 Aug 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Microsoft Outlook 2007 SP3, Outlook 2010 SP2, Outlook 2013 SP1, Outlook 2013 RT SP1, and Outlook 2016 as packaged in Microsoft Office allows a security feature bypass vulnerability due to the way that it handles input, aka "Microsoft Office Outlook Security Feature Bypass Vulnerability".

Weakness: CWE-20

Which versions are affected by CVE-2017-8571?

It affects 1 product.

Products include Microsoft Outlook.

How do I fix CVE-2017-8571?

No fix has been published for CVE-2017-8571 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-8571 being exploited?

There is no known exploitation of CVE-2017-8571 in the wild and no public exploit code.

All Microsoft Outlook vulnerabilities

Sources

Also known as GHSA-xjr2-qfhr-fgc6.

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