CVE-2021-42386
Public on 2021-11-15
Modified on 2022-01-14
Description
A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the nvalloc function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | busybox | 2022-01-18 | ALAS-2022-1558 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv3 | 6.6 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | CVSSv2 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| NVD | CVSSv3 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |