CVE-2024-3955

Arbitrary code execution in CraftBeerPi 4

Description

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 to execute arbitrary code.This issue affects CraftBeerPi 4: from 4.0.0.58 (commit 563fae9) before 4.4.1.a1 (commit 57572c7).

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.50%
Third-Party Advisory cert.pl Third-Party Advisory cert.pl
Affected: PiBrewing CraftBeerPi 4
Affected: CraftBeerPi - Brewing Controller CraftBeerPi 4
Published at:
Updated at:

References

Link Tags
https://cert.pl/en/posts/2024/05/CVE-2024-3955/ third party advisory
https://cert.pl/posts/2024/05/CVE-2024-3955/ third party advisory
https://github.com/PiBrewing/craftbeerpi4/issues/132 issue tracking

Frequently Asked Questions

What is the severity of CVE-2024-3955?
CVE-2024-3955 has been scored as a critical severity vulnerability.
How to fix CVE-2024-3955?
To fix CVE-2024-3955, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-3955 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-3955 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-3955?
CVE-2024-3955 affects PiBrewing CraftBeerPi 4, CraftBeerPi - Brewing Controller CraftBeerPi 4.
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