CVE-2023-37469: CasaOS Command Injection vulnerability

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-24 · updated 2026-06-17
Weakness: CWE-77

Description

CasaOS is an open-source personal cloud system. Prior to version 0.4.4, if an authenticated user using CasaOS is able to successfully connect to a controlled SMB server, they are able to execute arbitrary commands. Version 0.4.4 contains a patch for the issue.

Affected products

IceWhaleTech CasaOS-UserService: before 0.4.4 — fixed in 0.4.4

How to fix

Upgrade to a fixed version: IceWhaleTech CasaOS-UserService 0.4.4. Check the vendor advisory for mitigations.

References

https://github.com/IceWhaleTech/CasaOS/blob/96e92842357230098c771bc41fd3baf46189b859/route/v1/samba.go#L121
https://github.com/IceWhaleTech/CasaOS/blob/96e92842357230098c771bc41fd3baf46189b859/service/connections.go#L58
https://github.com/IceWhaleTech/CasaOS/commit/af440eac5563644854ff33f72041e52d3fd1f47c
https://github.com/IceWhaleTech/CasaOS/releases/tag/v0.4.4
https://securitylab.github.com/advisories/GHSL-2022-119_CasaOS/
https://github.com/IceWhaleTech/CasaOS/blob/96e92842357230098c771bc41fd3baf46189b859/route/v1/samba.go#L121
https://github.com/IceWhaleTech/CasaOS/blob/96e92842357230098c771bc41fd3baf46189b859/service/connections.go#L58
https://github.com/IceWhaleTech/CasaOS/commit/af440eac5563644854ff33f72041e52d3fd1f47c
https://github.com/IceWhaleTech/CasaOS/releases/tag/v0.4.4
https://securitylab.github.com/advisories/GHSL-2022-119_CasaOS/

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