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 severity
Medium
CVSS v3 Base Score
6.6
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