Memory corruption in Microsoft Exchange Server - CVE-2018-8154

 

Memory corruption in Microsoft Exchange Server - CVE-2018-8154

Published: May 8, 2018 / Updated: May 8, 2018


Vulnerability identifier: #VU12451
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2018-8154
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Exchange Server

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper handling of objects in memory by Microsoft Exchange. A remote unauthenticated attacker can send a specially crafted email to a vulnerable Exchange server, trigger memory corruption and execute arbitrary code in the context of the System user.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2018-8154

Install updates from vendor's website.

Sources