CVE-2021-42376

MEDIUM

5.5

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.15.5

SeveridadeMEDIUM

Vetor CVSSCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueLOCAL

ComplexidadeLOW

Privilegios necessariosLOW

Interacao do usuarioNONE

Publicado11/15/2021

Ultima modificacao11/21/2024

Fontenvd

Avistamentos honeypot0

Produtos afetados

busybox:busyboxfedoraproject:fedoranetapp:cloud_backupnetapp:h300enetapp:h300e_firmwarenetapp:h300snetapp:h300s_firmwarenetapp:h410snetapp:h410s_firmwarenetapp:h500enetapp:h500e_firmwarenetapp:h500snetapp:h500s_firmwarenetapp:h700enetapp:h700e_firmwarenetapp:h700snetapp:h700s_firmwarenetapp:hci_management_nodenetapp:solidfire

Fraquezas (CWE)

CWE-476CWE-476

Referencias

https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog(reefs@jfrog.com)

https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/(reefs@jfrog.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/(reefs@jfrog.com)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/(reefs@jfrog.com)

https://security.netapp.com/advisory/ntap-20211223-0002/(reefs@jfrog.com)

https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog(af854a3a-2127-422b-91ae-364da2661108)

https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20211223-0002/(af854a3a-2127-422b-91ae-364da2661108)

Correlacoes IOC

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