CVE-2020-27534

EPSS 1.7%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

30 Dec 2020Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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.

Affected products

n/a · n/a

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References

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 http://web.archive.org/web/20200530054359/https://docs.docker.com/engine/release-notes/