CVE-2017-16601
Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.
NVD · uneditedThis vulnerability allows remote attackers to overwrite 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.service.service_005ffailures_jsp servlet, which listens on TCP port 8081 by default. When parsing the filename parameter, the process does not properly validate a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to overwrite any files accessible to the Administrator. Was ZDI-CAN-5192.
Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.
dbcve analysis · high confidenceNetGain Systems Enterprise Manager contains a path traversal vulnerability in the service_failures_jsp servlet (TCP port 8081). The filename parameter is not properly validated before file operations, allowing authenticated attackers (with bypassed auth) to overwrite arbitrary files on the system accessible to the Administrator account.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data= 7.2.730CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.
From the vector- Attack vector
- Network
- Complexity
- Low
- Privileges
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.
dbcve checksWork through these to decide whether this CVE applies to you.
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Identify NetGain Enterprise Manager installationCheck for running processes named 'EnterpriseManager' or 'NetGain', or look in common installation directories such as C:\Program Files\NetGain or /opt/netgain on Linux. Use tasklist (Windows) or ps (Linux) to find related processes.Affected if The application is installed and running on the system
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Verify installed versionCheck the application's version information through its web interface, check installation logs, or look for version files in the installation directory. The affected version is specifically 7.2.730.Affected if The installed version is exactly 7.2.730
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Confirm port 8081 is listeningRun netstat -an | findstr 8081 (Windows) or netstat -tlnp | grep 8081 (Linux) to check if the service_failures_jsp servlet is exposed on TCP port 8081.Affected if Port 8081 is open and accepting connections
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Check servlet accessibilityAttempt to access the service_failures_jsp endpoint (e.g., http://localhost:8081/service_failures.jsp or check for this file in the web application's JSP directory).Affected if The servlet is accessible without proper authentication or with the documented authentication bypass
A system is affected if NetGain Enterprise Manager version 7.2.730 is installed, the service is running on port 8081, and the service_failures_jsp servlet is accessible.
Generated from the published advisory. Verify against your own configuration.
Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.
From vendor dataImplement strict path validation and sanitization for the filename parameter to prevent directory traversal sequences (../), restrict file operations to allowed directories, and fix the authentication bypass mechanism.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,984.
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Free · runs locallyCheck whether your project pulls in CVE-2017-16601 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2017-16601 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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