vulnerability
Docker CE: CVE-2020-27534: Improper Limitation of a Pathname to a Restricted Directory
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Dec 30, 2020 | Jan 19, 2021 | May 15, 2026 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Dec 30, 2020
Added
Jan 19, 2021
Modified
May 15, 2026
Description
util/binfmt_misc/check.go in Builder in Docker Engine before 19.03.9 calls os.OpenFile with a potentially unsafe qemu-check temporary pathname, constructed with an empty first argument in an ioutil.TempDir call.
Solution
docker-ce-upgrade-19_03_9
References
- CVE-2020-27534
- https://attackerkb.com/topics/CVE-2020-27534
- http://web.archive.org/web/20200530054359/https://docs.docker.com/engine/release-notes/
- https://github.com/moby/buildkit/pull/1462
- https://github.com/moby/moby/pull/40877
- https://golang.org/pkg/io/ioutil/#TempDir
- https://golang.org/pkg/os/#TempDir
- https://euvd.enisa.europa.eu/vulnerability/EUVD-2024-0274
- CWE-22
- EUVD-EUVD-2024-0274
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