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Category:   OS (Microsoft)  >   Windows DLL (Any) Vendors:   Microsoft
Windows Server DHCP Memory Corruption Error Lets Remote Users Execute Arbitrary Code on the Target System
SecurityTracker Alert ID:  1039337
SecurityTracker URL:  http://securitytracker.com/id/1039337
CVE Reference:   CVE-2017-8686   (Links to External Site)
Date:  Sep 13 2017
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 2012, 2012 R2, 2016
Description:   A vulnerability was reported in Windows Server DHCP. A remote user can execute arbitrary code on the target system.

A remote user can send specially crafted data to trigger a memory corruption flaw in the target DHCP service and execute arbitrary code or cause denial of service conditions on the target system.

Systems set to DHCP failover mode are affected.

Impact:   A remote user can execute arbitrary code on the target system.

A remote user can cause the target DHCP service to become nonresponsive.

Solution:   The vendor has issued a fix.

The Microsoft advisories are available at:

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8686
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4038782
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4038786
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4038792
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4038793
https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB4038799

Vendor URL:  portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8686 (Links to External Site)
Cause:   Access control error

Message History:   None.


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