CVEvulnerability

CVE-2021-42376

5.5 MEDIUM Published 2021-11-15 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-11-15
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
1.9 LOW — AV:L/AC:M/Au:N/C:N/I:N/A:P
Weaknesses
CWE-476

Description

A NULL pointer dereference in Busybox's hush applet leads to denial of service when processing a crafted shell command, due to missing validation after a \x03 delimiter character. This may be used for DoS under very rare conditions of filtered command input.

Affected configurations

• busybox busybox (>= 1.16.0 < 1.34.0) • fedoraproject fedora 33 • fedoraproject fedora 34 • netapp cloud backup • netapp hci management node • netapp solidfire • netapp h300s firmware • netapp h500s firmware • netapp h700s firmware • netapp h300e firmware • netapp h500e firmware • netapp h700e firmware • netapp h410s firmware

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References