Advisory Details

March 22nd, 2016

IBM Informix nsrexecd Service Privilege Escalation Vulnerability

CVE ID	CVE-2016-0226
CVSS SCORE	6.8, AV:L/AC:L/Au:S/C:C/I:C/A:C
AFFECTED VENDORS	IBM
AFFECTED PRODUCTS	Informix
VULNERABILITY DETAILS	This vulnerability allows local users to execute arbitrary code on vulnerable installations of IBM Informix. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within configuration of the nsrexecd service. Weak access control allows all authenticated users to modify the binary for this service and thus execute code in the context of SYSTEM.
ADDITIONAL DETAILS	IBM has issued an update to correct this vulnerability. More details can be found at: http://www-01.ibm.com/support/docview.wss?rs=630&uid=swg21978598
DISCLOSURE TIMELINE	2015-12-16 - Vulnerability reported to vendor 2016-03-22 - Coordinated public release of advisory
CREDIT	Steven Seeley of Source Incite

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