CVE-2017-16602: This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of NetGain Sy

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HIGH 8.8DOWNGRADE

CVE-2017-16602 is a high-severity flaw (CVSS 8.8) affecting enterprise manager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

This vulnerability allows remote attackers to execute arbitrary code 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.tools.exec_jsp servlet, which listens on TCP port 8081 by default. When parsing the command parameter, the process d

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	3.2% (top 12%)
CISA exploited list	No
Weakness	CWE-78, CWE-134
Published	2018-01-23
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: netgain-systems

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-01-23 01:29 UTCPublished CVE record published
2026-06-17 01:09 UTCUpdated Record last modified

netgain-systems enterprise manager DOWNGRADE

Affected: 7.2.730

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2.730

1. Check installed version

apt-cache policy enterprise-manager || rpm -q enterprise-manager || enterprise-manager --version

2. No fixed release: DOWNGRADE to a release before 7.2.730 (Debian / Ubuntu)

apt-cache madison enterprise-manager sudo apt install enterprise-manager=<VERSION_BEFORE_7.2.730> sudo apt-mark hold enterprise-manager

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list enterprise-manager sudo dnf downgrade enterprise-manager-<VERSION_BEFORE_7.2.730> sudo dnf versionlock add enterprise-manager

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-16602?

enterprise manager: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-16602 being exploited?

CVE-2017-16602 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-16602 affect?

CVE-2017-16602 affects enterprise manager. Severity is high (CVSS 8.8). This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of NetGain Systems Enterprise Manager 7.2.730 build 1034. Although authentication is required to exploit this vulnerability, the existing authe

How urgent is CVE-2017-16602?

Priority 53/100. High severity

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References

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