CVE-2021-42376
CVE-2021-42376
Esta página presenta datos de fuentes públicas de vulnerabilidades. Consulta el aviso original antes de actualizar.
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.
CVSS 5.5 · Media · EPSS 0,4% · Corrección disponible
- Publicación
- Actualización
Pila tecnológica: system
Productos y versiones afectados
busybox
- Versiones
- ≥ unspecified, < 1.34.0: Afectada (custom)
Actualiza a 1.34.0
busybox Debian:12
- Intervalos de versiones afectados
- ECOSYSTEM: < 1:1.35.0-1
Actualiza a 1:1.35.0-1
busybox Debian:13
- Intervalos de versiones afectados
- ECOSYSTEM: < 1:1.35.0-1
Actualiza a 1:1.35.0-1
busybox Debian:14
- Intervalos de versiones afectados
- ECOSYSTEM: < 1:1.35.0-1
Actualiza a 1:1.35.0-1
Fuentes originales
- https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UQXGOGWBIYWOIVXJVRKHZR34UMEHQBXS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6T2TURBYYJGBMQTTN2DSOAIQGP7WCPGV/
- https://security.netapp.com/advisory/ntap-20211223-0002/
- https://claroty.com/team82/research/unboxing-busybox-14-vulnerabilities-uncovered-by-claroty-jfrog
- https://nvd.nist.gov/vuln/detail/CVE-2021-42376