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Category:   Application (Generic)  >   IBM Rational Software Architect Vendors:   IBM
(IBM Issues Fix for IBM Rational Software Architect) OpenSSL Multiple Bugs Let Remote Users Deny Service and Obtain Potentially Sensitive Information
SecurityTracker Alert ID:  1038988
SecurityTracker URL:  http://securitytracker.com/id/1038988
CVE Reference:   CVE-2017-3730, CVE-2017-3731, CVE-2017-3732   (Links to External Site)
Date:  Jul 25 2017
Impact:   Denial of service via network, Disclosure of system information, Disclosure of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.1, 9.1.1, 9.1.2, 9.1.2.1, 9.1.2.2
Description:   Several vulnerabilities were reported in OpenSSL. A remote user can cause the target service to crash. A remote user can obtain potentially sensitive information on the target system. IBM Rational Software Architect is affected.

A remote user can send a specially crafted truncated packet to the target server or client running on a 32-bit host and using a specific cipher to trigger an out-of-bounds memory read error and cause the service to crash [CVE-2017-3731]. CHACHA20/POLY1305 is affected on version 1.1.0. RC4-MD5 is affected on version 1.0.2.

The vendor was notified on November 13, 2016.

Robert Swiecki of Google reported this vulnerability.

A remote server can supply specially crafted parameters for a DHE or ECDHE key exchange to trigger a null pointer dereference and cause the target client service to crash [CVE-2017-3730]. Version 1.1.0 is affected.

The vendor was notified on January 14, 2017.

Guido Vranken reported this vulnerability.

A remote user can exploit a carry propagation flaw in BN_mod_exp() to potentially determine information about the private key in certain situations [CVE-2017-3732].

Systems configured for persistent DH parameters and sharing a private key between multiple clients are affected.

The vendor was notified on January 15, 201.

The OSS-Fuzz project reported this vulnerability.

Impact:   A remote user can cause the target service to crash.

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

Solution:   IBM has issued a fix for IBM Rational Software Architect.

The IBM advisory is available at:

http://www-01.ibm.com/support/docview.wss?uid=swg22005439

Vendor URL:  www-01.ibm.com/support/docview.wss?uid=swg22005439 (Links to External Site)
Cause:   Access control error
Underlying OS:  Linux (Any), Windows (Any)

Message History:   This archive entry is a follow-up to the message listed below.
Jan 26 2017 OpenSSL Multiple Bugs Let Remote Users Deny Service and Obtain Potentially Sensitive Information



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