CVE-2021-42384

2021-11-1619:44:39

redhat.com

access.redhat.com

busybox

awk pattern

code execution

vulnerability

confidentiality

integrity

system availability

CVSS2

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS3

7.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

61.8%

JSON

A flaw was found in BusyBox, where it did not properly sanitize while processing a crafted awk pattern in the handle_special function, leading to possible code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.