CVE-2023-51661

Filesystem sandbox not enforced in wasmer-cli

State: Published
Severity: 8.4 High
Published: Dec 22, 2023
Updated: Apr 17, 2025
Reserved: Dec 21, 2023

Description

Wasmer is a WebAssembly runtime that enables containers to run anywhere: from Desktop to the Cloud, Edge and even the browser. Wasm programs can access the filesystem outside of the sandbox. Service providers running untrusted Wasm code on Wasmer can unexpectedly expose the host filesystem. This vulnerability has been patched in version 4.2.4.

Scores

CVSS	Score	Vector	Source
3.1	8.4 High	CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-284 Improper Access Control

Affected Products

Product	Versions
wasmerwasmerio	>= 3.0.0, < 4.2.4Affected

References

https://github.com/wasmerio/wasmer/security/advisories/GHSA-4mq4-7rw3-vm5j
https://github.com/wasmerio/wasmer/issues/4267
https://github.com/wasmerio/wasmer/commit/4d63febf9d8b257b0531963b85df48d45d0dbf3c

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