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redhatcveRedhat.comRH:CVE-2021-42374
HistoryNov 16, 2021 - 6:45 p.m.

CVE-2021-42374

2021-11-1618:45:19
redhat.com
access.redhat.com
27
busybox
lzma
denial of service
confidentiality
system availability

CVSS2

3.3

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

46.9%

JSON

A flaw was found in BusyBox. It did not properly sanitize while crafted LZMA compressed input was decompressing, leading to a denial of service. The highest threat from this vulnerability is to confidentiality and system availability.

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CVSS2

3.3

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

46.9%

JSON
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