CVE-2021-3899

Katalog CVE

CVSS 7.8 · High EPSS 0,38%

Kerentanan Time-of-check Time-of-use (TOCTOU) Race Condition pada canonical apport, canonical ubuntu linux. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

There is a race condition in the 'replaced executable' detection that, with the correct local configuration, allow an attacker to execute arbitrary code as root.

Rincian

Terbit di NVD

3 Juni 2024

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

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-367: Time-of-check Time-of-use (TOCTOU) Race Condition

EPSS (30 hari)

0,38% peluang dieksploitasi; lebih tinggi dari 30,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://ubuntu.com/security/notices/USN-5427-1 advisory vendor
• https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1948376 issue tracking · patch
• https://www.cve.org/CVERecord?id=CVE-2021-3899 advisory pihak ketiga