SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   Application (Web Server/CGI)  >   IBM InfoSphere Information Server Vendors:   IBM
(IBM Issues Fix for IBM InfoSphere Information Server) OpenSSL bn_sqrx8x_internal() Carry Bug Lets Remote Users Obtain Potentially Sensitive Information on the Target System in Certain Cases
SecurityTracker Alert ID:  1040763
SecurityTracker URL:  http://securitytracker.com/id/1040763
CVE Reference:   CVE-2017-3736   (Links to External Site)
Date:  Apr 27 2018
Impact:   Disclosure of authentication information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.1, 11.3, 11.5, 11.7
Description:   A vulnerability was reported in OpenSSL. A remote user can obtain potentially sensitive information on the target system in certain cases. IBM InfoSphere Information Server is affected.

A remote user can exploit a carry propagation flaw in the the x86_64 Montgomery squaring function bn_sqrx8x_internal() to potentially determine information about the private key in certain situations.

Processors that support the BMI1, BMI2, and ADX extensions (e.g., Intel Broadwell 5th generation and later, AMD Ryzen) are affected.

EC algorithms are not affected.

The Google OSS-Fuzz project reported this vulnerability.

Impact:   A remote user can potentially determine information about the private key in certain situations.
Solution:   IBM has issued a fix for IBM InfoSphere Information Server (APAR JR59108).

The IBM advisory is available at:

http://www-01.ibm.com/support/docview.wss?uid=swg22015215

Vendor URL:  www-01.ibm.com/support/docview.wss?uid=swg22015215 (Links to External Site)
Cause:   State error
Underlying OS:  Linux (Any), UNIX (AIX), UNIX (HP/UX), UNIX (Solaris - SunOS), Windows (Any)

Message History:   This archive entry is a follow-up to the message listed below.
Nov 2 2017 OpenSSL bn_sqrx8x_internal() Carry Bug Lets Remote Users Obtain Potentially Sensitive Information on the Target System in Certain Cases



 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2019, SecurityGlobal.net LLC