SecurityTracker.com
Keep Track of the Latest Vulnerabilities
with SecurityTracker!
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 
Sign Up
Sign Up for Your FREE Weekly SecurityTracker E-mail Alert Summary
Instant Alerts
Buy our Premium Vulnerability Notification Service to receive customized, instant alerts
Affiliates
Put SecurityTracker Vulnerability Alerts on Your Web Site -- It's Free!
Partners
Become a Partner and License Our Database or Notification Service
Report a Bug
Report a vulnerability that you have found to SecurityTracker
bugs
@
securitytracker.com






Category:   OS (Microsoft)  >   Windows Server Message Block Vendors:   Microsoft
Windows Server Message Block SMBv1 Memory Allocation Method Lets Remote Users Cause the Target System to Crash
SecurityTracker Alert ID:  1039022
SecurityTracker URL:  http://securitytracker.com/id/1039022
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Updated:  Aug 3 2017
Original Entry Date:  Jul 31 2017
Impact:   Denial of service via network
Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Windows Server Message Block. A remote user can cause the target system to crash.

A remote user can open multiple SMBv1 connections to the target server and send specially crafted low-bandwidth data to cause the target system to allocate all available memory and crash.

This vulnerability is referred to as 'SMBloris'.

Demonstration exploit code is available at:

https://gist.github.com/marcan/6a2d14b0e3eaa5de1795a763fb58641e

Sean Dillon and Zach Harding of RiskSense reported this vulnerability.

Impact:   A remote user can cause the target system to crash.
Solution:   No solution was available at the time of this entry.

The vendor reportedly does not plan to provide a fix.

Vendor URL:  www.microsoft.com/ (Links to External Site)
Cause:   Resource error

Message History:   None.


 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

Copyright 2017, SecurityGlobal.net LLC