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Category:   Application (Security)  >   IBM Security Access Manager Vendors:   IBM
(IBM Issues Fix for IBM Security Access Manager) OpenLDAP Bug in ber_get_next() Lets Remote Users Cause the Target Service to Crash
SecurityTracker Alert ID:  1041400
SecurityTracker URL:  http://securitytracker.com/id/1041400
CVE Reference:   CVE-2015-6908   (Links to External Site)
Date:  Aug 1 2018
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  
Version(s): 8.0.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5, 8.0.1, 8.0.1.2, 8.0.1.3, 8.0.1.4, 8.0.1.5, 8.0.1.6, 9.0.0, 9.0.0.1, 9.0.1.0, 9.0.2.0, 9.0.2.1
Description:   A vulnerability was reported in OpenLDAP. A remote user can cause the target service to crash. IBM Security Access Manager is affected.

A remote user can send a specially crafted packet to cause the target slapd service to crash.

A demonstration exploit command is provided:

echo "/4SEhISEd4MKYj5ZMgAAAC8=" | base64 -d | nc -v [target] 389

The original advisory is available at:

http://www.security-assessment.com/files/documents/advisory/OpenLDAP-ber_get_next-Denial-of-Service.pdf

Denis Andzakovic of Security-Assessment.com reported this vulnerability.

Impact:   A remote user can cause the target LDAP service to crash.
Solution:   IBM has issued a fix for IBM Security Access Manager (APAR IJ00151).

The IBM advisory is available at:

https://www-01.ibm.com/support/docview.wss?uid=swg22009241

Vendor URL:  www-01.ibm.com/support/docview.wss?uid=swg22009241 (Links to External Site)
Cause:   Input validation error
Underlying OS:  Linux (Red Hat Enterprise), Linux (SuSE), UNIX (AIX), UNIX (Solaris - SunOS), Windows (2000), Windows (2003)

Message History:   This archive entry is a follow-up to the message listed below.
Sep 10 2015 OpenLDAP Bug in ber_get_next() Lets Remote Users Cause the Target Service to Crash



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