Search/CVE-2021-42376
● CVE — Medium

CVE-2021-42376

Vendorfedoraproject, netapp, busyboxProductfedora, h300e firmware, h300s firmware, h410s firmware, h500e firmware, h500s firmware, h700e firmware, h700s firmware, cloud backup, solidfire, busybox, hci management nodeDiscoveredNov 15, 2021UpdatedNov 21, 2024

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.

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CVSS v3.1
5.5 MEDIUM
EPSS
0.43%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
0
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Sep 21, 2026
▲ 0.03pp
0.40% → 0.43% over 3 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
13 relationships
Timeline
disclosure → media coverage
Nov 15, 2021
Disclosure — published as a CVE record. · last revised by NVD Nov 21, 2024