Credentials disclosure in ActiveSyncProvider in Microsoft Windows - CVE-2016-3312

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error in Universal Outlook, which fails to establish secure connection to the server. A remote attacker can launch a man-in-the-middle (MiTM) or spoofing attack and obtain username and password of the target user.

Successful exploitation of this vulnerability my allow an attacker to obtain user credentials and use them in further attacks.

Affected software

How to mitigate CVE-2016-3312

External References

• https://technet.microsoft.com/en-us/library/security/ms16-103.aspx

Related Security Bulletins

• User credentials disclosure in Universal Outlook in Windows 10
• Universal Outlook Information Disclosure Vulnerability
• Security Update for ActiveSyncProvider