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Vulnerability CVE-2021-42376
Published: 2021-11-15 Modified: 2021-11-17
| 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. |
Type:
CWE-476 (NULL Pointer Dereference)
CVSS2 => (AV:L/AC:M/Au:N/C:N/I:N/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
1.9/10 |
2.9/10 |
3.4/10 |
| Exploit range |
Attack complexity |
Authentication |
Local |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
None |
None |
Partial |
References: |
https://jfrog.com/blog/unboxing-busybox-14-new-vulnerabilities-uncovered-by-claroty-and-jfrog/
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