NetGain Enterprise Manager 7.2.730 Build 1034 Type File path error

Summaryinfo

A vulnerability has been found in NetGain Enterprise Manager 7.2.730 Build 1034 and classified as problematic. Affected by this issue is some unknown functionality of the component org.apache.jsp.u.jsp.reports.templates.misc.sample_jsp Servlet. Performing a manipulation of the argument Type as part of Parameter results in path error (File). This vulnerability is identified as CVE-2017-16599. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in NetGain Enterprise Manager 7.2.730 Build 1034. This affects an unknown part of the component org.apache.jsp.u.jsp.reports.templates.misc.sample_jsp Servlet. The manipulation of the argument type as part of a Parameter leads to a path error vulnerability (File). CWE is classifying the issue as CWE-417. This is going to have an impact on integrity, and availability. The summary by CVE is:

This vulnerability allows remote attackers to delete arbitrary files on vulnerable installations of NetGain Systems Enterprise Manager 7.2.730 build 1034. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the org.apache.jsp.u.jsp.reports.templates.misc.sample_jsp servlet, which listens on TCP port 8081 by default. When parsing the type parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of Administrator. Was ZDI-CAN-5190.

The bug was discovered 12/13/2017. The weakness was released 01/23/2018 (Website). It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2017-16599 since 11/06/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-112315, VDB-112314, VDB-112313 and VDB-112312. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• NetGain

Name

• Enterprise Manager

Version

• 7.2.730 Build 1034

License

• commercial

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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