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kritisch

CVE-2021-42377

busybox: an attacker-controlled pointer free in hush applet leads to denial of service and possible code execution when processing a crafted shell command

Veröffentlicht Geändert CWE 590, 763
In der Trivy Database seit spätestens 24. Okt. 2026, 07:11 UTCWann der Eintrag vor diesem Build hinzukam, ist nicht erfasst.

Einstufung nach Quelle

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat6.4CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Red Hat (mittel).

Beschreibung

An attacker-controlled pointer free in Busybox's hush applet leads to denial of service and possible code execution when processing a crafted shell command, due to the shell mishandling the &&& string. This may be used for remote code execution under rare conditions of filtered command input.

Betroffene Pakete und behobene Versionen

QuellePaketBehoben in
alpine 3.11busybox0
alpine 3.12busybox0
alpine 3.13busybox0
alpine 3.14busybox0
alpine 3.15busybox0
alpine 3.16busybox0
alpine 3.17busybox0
alpine 3.18busybox0
alpine 3.19busybox0
alpine 3.20busybox0
alpine 3.21busybox0
alpine 3.22busybox0
Alle 20 Einträge aus 20 Quellen zeigen
QuellePaketBehoben in
alpine 3.11busybox0
alpine 3.12busybox0
alpine 3.13busybox0
alpine 3.14busybox0
alpine 3.15busybox0
alpine 3.16busybox0
alpine 3.17busybox0
alpine 3.18busybox0
alpine 3.19busybox0
alpine 3.20busybox0
alpine 3.21busybox0
alpine 3.22busybox0
alpine 3.23busybox0
alpine 3.24busybox0
alpine edgebusybox0
debian 11busyboxkein Fix angegeben
debian 12busybox1:1.35.0-1
debian 13busybox1:1.35.0-1
debian 14busybox1:1.35.0-1
echobusybox1:1.35.0-1

Referenzen

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.