CVE-2020-1712

Katalog CVE

CVSS 7.8 · High EPSS 0,46%

Kerentanan Use After Free pada systemd project systemd, redhat ceph storage +5 lainnya. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A heap use-after-free vulnerability was found in systemd before version v245-rc1, where asynchronous Polkit queries are performed while handling dbus messages. A local unprivileged attacker can abuse this flaw to crash systemd services or potentially execute code and elevate their privileges, by sending specially crafted dbus messages.

Rincian

Terbit di NVD

31 Maret 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

CWE-416: Use After Free

EPSS (30 hari)

0,46% peluang dieksploitasi; lebih tinggi dari 37,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1712 issue tracking · patch · advisory pihak ketiga
• https://github.com/systemd/systemd/commit/1068447e6954dc6ce52f099ed174c442cb89ed54 patch · advisory pihak ketiga
• https://github.com/systemd/systemd/commit/637486261528e8aa3da9f26a4487dc254f4b7abb patch · advisory pihak ketiga
• https://github.com/systemd/systemd/commit/bc130b6858327b382b07b3985cf48e2aa9016b2d patch · advisory pihak ketiga
• https://github.com/systemd/systemd/commit/ea0d0ede03c6f18dbc5036c5e9cccf97e415ccc2 patch · advisory pihak ketiga
• https://www.openwall.com/lists/oss-security/2020/02/05/1 mailing list · patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/06/msg00025.html mailing list · advisory pihak ketiga