CVE-2021-3997CWE-674

CVE-2021-3997

Medium · published August 24, 2022

CVSS v3.1
5.5
EPSS
2%
Percentile
77.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01720 · 77.3th percentile
Weakness
CWE-674 · Uncontrolled Recursion
Published
2022-08-24T00:15Z
Affected products (6)
ProductVersionsFixed in
systemd_project/systemd≥ 240, < 250.2250.2
fedoraproject/fedoraall versions—
fedoraproject/fedoraall versions—
redhat/enterprise_linuxall versions—
redhat/enterprise_linuxall versions—
redhat/enterprise_linuxall versions—
References (11)
https://access.redhat.com/security/cve/CVE-2021-3997 · [email protected]https://bugzilla.redhat.com/show_bug.cgi?id=2024639 · [email protected]https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1 · [email protected]https://security.gentoo.org/glsa/202305-15 · [email protected]https://www.openwall.com/lists/oss-security/2022/01/10/2 · [email protected]https://access.redhat.com/security/cve/CVE-2021-3997 · af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2024639 · af854a3a-2127-422b-91ae-364da2661108https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1 · af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202305-15 · af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2022/01/10/2 · af854a3a-2127-422b-91ae-364da2661108https://cert-portal.siemens.com/productcert/html/ssa-398330.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 23 AUG 00:00Z
    A flaw was found in systemd
    cvelistv5