CVE-2021-3997

Katalog CVE

CVSS 5.5 · Medium EPSS 1,7%

Kerentanan Uncontrolled Recursion pada systemd project systemd, fedoraproject fedora +1 lainnya. Skor CVSS 3.1 5.5 (Medium) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

23 Agustus 2022

Terakhir diubah

14 Oktober 2026

Status NVD

Modified

CVSS 3.1

5.5 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-674: Uncontrolled Recursion

EPSS (30 hari)

1,7% peluang dieksploitasi; lebih tinggi dari 76,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=2024639 issue tracking · patch · advisory pihak ketiga
• https://github.com/systemd/systemd/commit/5b1cf7a9be37e20133c0208005274ce4a5b5c6a1 patch · advisory pihak ketiga
• https://access.redhat.com/security/cve/CVE-2021-3997 issue tracking · advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2022/01/10/2 exploit · mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202305-15
• https://cert-portal.siemens.com/productcert/html/ssa-398330.html