cvedb.io
CVE-2021-42375
MEDIUM · CVSS 5.5
EPSS exploitation probability: 0%
Published 2021-11-15T21:15:07.593 · Last modified 2026-06-17T04:09:43.117

Summary

An incorrect handling of a special element in Busybox's ash applet leads to denial of service when processing a crafted shell command, due to the shell mistaking specific characters for reserved characters. This may be used for DoS under rare conditions of filtered command input.

Affected products

busybox — busybox

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.