CVE-2024-3955

Arbitrary code execution in CraftBeerPi 4

State: Published
Severity: 9.8 Critical
Published: May 2, 2024
Updated: Aug 1, 2024
Reserved: Apr 18, 2024

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).

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-94 Improper Control of Generation of Code ('Code Injection')

Affected Products

Product	Versions
CraftBeerPi 4PiBrewing	4.0.0.58 (commit 563fae9) to before 4.4.1.a1 (commit 57572c7)Affected
CraftBeerPi 4CraftBeerPi - Brewing Controller	4.0.0.58 (commit 563fae9) and laterAffected

References

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/132issue-tracking

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