CVE-2024-3955: CraftBeerPi 4 allows arbitrary code execution

May 2, 2024 (updated July 5, 2024)

URL GET parameter “logtime” utilized within the “downloadlog” function from “cbpi/http_endpoints/http_system.py” is subsequently passed to the “os.system” function in “cbpi/controller/system_controller.py” without prior validation allowing arbitrary code execution. This issue affects CraftBeerPi 4: from 4.0.0.58 (commit 563fae9) before 4.4.1.a1 (commit 57572c7).

References

cert.pl/en/posts/2024/05/CVE-2024-3955
cert.pl/posts/2024/05/CVE-2024-3955
github.com/PiBrewing/craftbeerpi4
github.com/PiBrewing/craftbeerpi4/issues/132
github.com/advisories/GHSA-4f92-w438-f484
nvd.nist.gov/vuln/detail/CVE-2024-3955

Code Behaviors & Features

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