CVE-2024-27318

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-02-23 · updated 2026-06-17
Weakness: CWE-22

Description

Versions of the package onnx before and including 1.15.0 are vulnerable to Directory Traversal as the external_data field of the tensor proto can have a path to the file which is outside the model current directory or user-provided directory. The vulnerability occurs as a bypass for the patch added for CVE-2022-25882.

Affected products

Fedoraproject Fedora: 39, 40
onnx: before 1.16.0 — fixed in 1.16.0

How to fix

Upgrade to a fixed version: onnx 1.16.0. Check the vendor advisory for mitigations.

References

https://github.com/onnx/onnx/commit/66b7fb630903fdcf3e83b6b6d56d82e904264a20
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FGTBH5ZYL2LGYHIJDHN2MAUURIR5E7PY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFJJID2IZDOLFDMWVYTBDI75ZJQC6JOL/
https://security.snyk.io/vuln/SNYK-PYTHON-ONNX-2395479
https://github.com/onnx/onnx/commit/66b7fb630903fdcf3e83b6b6d56d82e904264a20
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FGTBH5ZYL2LGYHIJDHN2MAUURIR5E7PY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TFJJID2IZDOLFDMWVYTBDI75ZJQC6JOL/
https://security.snyk.io/vuln/SNYK-PYTHON-ONNX-2395479

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