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CVE-2023-36812

Description

OpenTSDB is a open source, distributed, scalable Time Series Database (TSDB). OpenTSDB is vulnerable to Remote Code Execution vulnerability by writing user-controlled input to Gnuplot configuration file and running Gnuplot with the generated configuration. This issue has been patched in commit `07c4641471c` and further refined in commit `fa88d3e4b`. These patches are available in the `2.4.2` release. Users are advised to upgrade. User unable to upgrade may disable Gunuplot via the config option`tsd.core.enable_ui = true` and remove the shell files `mygnuplot.bat` and `mygnuplot.sh`.

POC

Reference

- http://packetstormsecurity.com/files/174570/OpenTSDB-2.4.1-Unauthenticated-Command-Injection.html

- https://github.com/OpenTSDB/opentsdb/commit/07c4641471c6f5c2ab5aab615969e97211eb50d9

Github

- https://github.com/20142995/nuclei-templates

- https://github.com/ErikWynter/opentsdb_key_cmd_injection

- https://github.com/cyb3r-w0lf/nuclei-template-collection

- https://github.com/nomi-sec/PoC-in-GitHub