CVE-2024-38358

CVSS 3.1 Score 2.9 of 10 (low)

Details

Published Jun 19, 2024
Updated: Jun 20, 2024
CWE ID 22

Summary

CVE-2024-38358 is a newly disclosed vulnerability affecting Wasmer, a web assembly (wasm) Runtime. This issue allows WASI programs to traverse symlinks outside of the preopened directory and potentially access host filesystem if the caller sets both `oflags::creat` and `rights::fd_write`. Additionally, programs can crash the runtime by creating a symlink outside and opening it. The vulnerability has been resolved in commit `b9483d022`, which is available in release version 4.3.2. Users are strongly advised to upgrade as soon as possible, as there are currently no known workarounds for this issue.

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