CVE-2018-8305 Information disclosure in Mail, Calendar, and People in Windows 8.1 App Store

Medium 6.5 Published Updated

An attacker can disclose sensitive information by tricking a user into opening a malicious message in the Windows Mail Client.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-8305?

CVE-2018-8305 is a medium-severity vulnerability in Microsoft Mail, Calendar, and People in Windows 8.1 App Store, published on 11 Jul 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 information disclosure vulnerability exists in Windows Mail Client when a message is opened, aka "Windows Mail Client Information Disclosure Vulnerability." This affects Mail, Calendar, and People in Windows 8.1 App Store.

Weakness: CWE-200

Which versions are affected by CVE-2018-8305?

It affects 3 products.

Products include Microsoft Windows Calendar, Microsoft Windows Mail, Microsoft Windows People.

How do I fix CVE-2018-8305?

No fix has been published for CVE-2018-8305 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-8305 being exploited?

There is no known exploitation of CVE-2018-8305 in the wild and no public exploit code.

Sources

Also known as GHSA-85v2-f323-3rqr.

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