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cve[email protected]CVE-2021-3997
HistoryAug 23, 2022 - 8:15 p.m.

CVE-2021-3997

2022-08-2320:15:00
CWE-674
[email protected]
web.nvd.nist.gov
307
8
cve-2021-3997
systemd
denial of service
boot time
recursion
systemd-tmpfiles

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.3 Medium

AI Score

Confidence

High

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

22.2%

JSON

A flaw was found in systemd. An uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp.

VendorProductVersionCPE
systemd_projectsystemd*cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:*

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5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5.3 Medium

AI Score

Confidence

High

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

22.2%

JSON
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