Description
The demo feature in Oracle GlassFish Open Source Edition 5.0 has TCP port 7676 open by default with a password of admin for the admin account. This allows remote attackers to obtain potentially sensitive information, perform database operations, or manipulate the demo via a JMX RMI session, aka a "jmx_rmi remote monitoring and control problem." NOTE: this is not an Oracle supported product.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | glassfish | No fix yet | — |
| Ubuntu 16.04 LTS | glassfish | No fix yet | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 1 repository
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matejsmycka/CVE-2018-14324-Exploit ★ 0 · Nov 11, 2025
Hacking Eclipse GlassFish - CVE-2018-14324
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.