CVE-2021-42375

Published Nov 15, 2021

Last updated a year ago

Overview

Description
An incorrect handling of a special element in Busybox's ash applet leads to denial of service when processing a crafted shell command, due to the shell mistaking specific characters for reserved characters. This may be used for DoS under rare conditions of filtered command input.
Source
reefs@jfrog.com
NVD status
Modified

Risk scores

CVSS 3.1

Type
Primary
Base score
5.5
Impact score
3.6
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
1.9
Impact score
2.9
Exploitability score
3.4
Vector string
AV:L/AC:M/Au:N/C:N/I:N/A:P

Weaknesses

nvd@nist.gov
NVD-CWE-Other
reefs@jfrog.com
CWE-159

Social media

Hype score
Not currently trending

Configurations