snapcraft: In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a m...
CVE-2020-27348 is fixed in 3 products on 1 platform, first by snapcraft 2.43.1+18.04.1, released December 3, 2020. It is not reported as exploited. Patch Radar priority: Routine.
In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code execution within the context of another snap if both plug the home interface or similar. This issue affects snapcraft versions prior to 4.4.4, prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| snapcraft · Ubuntu 18.04.6 LTS (bionic) | 2.43.1+18.04.1 | snapcraft 2.43.1+18.04.1 | Dec 3, 2020 |
| snapcraft-examples · Ubuntu 18.04.6 LTS (bionic) | 2.43.1+18.04.1 | snapcraft-examples 2.43.1+18.04.1 | Dec 3, 2020 |
| snapcraft-parser · Ubuntu 18.04.6 LTS (bionic) | 2.43.1+18.04.1 | snapcraft-parser 2.43.1+18.04.1 | Dec 3, 2020 |
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