What’s Vulnerable › Vulnerabilities

CVE-2024-3955: Arbitrary code execution in CraftBeerPi 4

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-02 · updated 2026-06-17
• Weakness: CWE-94

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).

Affected products

• PiBrewing CraftBeerPi 4: 4.0.0.58 (commit 563fae9)

References

• https://cert.pl/en/posts/2024/05/CVE-2024-3955/
• https://cert.pl/posts/2024/05/CVE-2024-3955/
• https://github.com/PiBrewing/craftbeerpi4/issues/132
• https://cert.pl/en/posts/2024/05/CVE-2024-3955/
• https://cert.pl/posts/2024/05/CVE-2024-3955/
• https://github.com/PiBrewing/craftbeerpi4/issues/132

Get alerted when CVE-2024-3955 or the next vulnerability affects your stack