Advisory Details

December 13th, 2017

NetGain Systems Enterprise Manager MainFilter doFilter Authentication Bypass Vulnerability

CVE ID	CVE-2017-16590
CVSS SCORE	7.8, AV:N/AC:L/Au:N/C:C/I:N/A:N
AFFECTED VENDORS	NetGain Systems
AFFECTED PRODUCTS	Enterprise Manager
VULNERABILITY DETAILS	This vulnerability allows remote attackers to bypass authentication on vulnerable installations of NetGain Systems Enterprise MainFilter. User interaction is required to exploit this vulnerability. The specific flaw exists within the MainFilter servlet. The issue results from the lack of proper string matching inside the doFilter method. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of Administrator.
ADDITIONAL DETAILS	Fixed for NetGain Enterprise Manager - fixed version: v7.2.766 and above
DISCLOSURE TIMELINE	2017-09-06 - Vulnerability reported to vendor 2017-12-13 - Coordinated public release of advisory
CREDIT	rgod

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