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Category:   Application (E-mail Server)  >   Microsoft Exchange Vendors:   Microsoft
Microsoft Exchange Server Bugs Let Remote Users Execute Arbitrary Code and Obtain Potentially Sensitive Information
SecurityTracker Alert ID:  1041836
SecurityTracker URL:  http://securitytracker.com/id/1041836
CVE Reference:   CVE-2018-8265, CVE-2018-8448   (Links to External Site)
Date:  Oct 9 2018
Impact:   Disclosure of system information, Disclosure of user information, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2013 Cumulative Update 21, 2016 Cumulative Update 10
Description:   Two vulnerabilities were reported in Microsoft Exchange. A remote user can cause arbitrary code to be executed on the target user's system. A remote user can obtain potentially sensitive information on the target system.

A remote user can send a specially crafted file that, when loaded by the target user and with actions performed by the target user, will execute arbitrary code on the target system [CVE-2018-8265].

A remote user can create a specially crafted Microsoft Exchange Outlook Web Access (OWA) web request to conduct script and content inject attacks to view potentially sensitive information on the target user's system [CVE-2018-8448].

Sabri Haddouche of Wire Swiss GmbH and Adrian Ivascu reported these vulnerabilities.

Impact:   A remote user can create content that, when loaded by the target user, will execute arbitrary code on the target user's system.

A remote user can obtain potentially sensitive information on the target system.

Solution:   The vendor has issued a fix.

The Microsoft advisories are available at:

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8448

Vendor URL:  portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8265 (Links to External Site)
Cause:   Access control error, Input validation error
Underlying OS:  Windows (2012), Windows (2016)

Message History:   None.


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