This security advisory describes one low risk vulnerability.
The vulnerability allows a remote authenticated attacker to tamper data of other users.
The vulnerability exists due to insufficient validation of user-supplied input when processing user profile data. A remote authenticated attacker can send a specially crafted request to the server and modify target user's profile.
Install updates from vendor's website.Vulnerable software versions
Microsoft Exchange Server: 2016 Cumulative Update 10, 2016 Cumulative Update 11CPE
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
How the attacker can exploit this vulnerability?
The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.