CVE-2020-24990: qsc q-sys core manager

csirt@kutim:~/threat-intel/cve/CVE-2020-24990

CVSS 7.5 · High EPSS 3,7%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada qsc q-sys core manager. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

An issue was discovered in QSC Q-SYS Core Manager 8.2.1. By utilizing the TFTP service running on UDP port 69, a remote attacker can perform a directory traversal and obtain operating system files via a TFTP GET request, as demonstrated by reading /etc/passwd or /proc/version.

Rincian

Terbit di NVD: 28 Oktober 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
EPSS (30 hari): 3,7% peluang dieksploitasi; lebih tinggi dari 89,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
qsc	q-sys core manager	Versi 8.2.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://q-syshelp.qsc.com/Content/Core_Manager/CoreManager_Overview.htm advisory vendor
http://packetstormsecurity.com/files/159699/QSC-Q-SYS-Core-Manager-8.2.1-Directory-Traversal.html advisory pihak ketiga · vdb entry
http://seclists.org/fulldisclosure/2020/Oct/30 mailing list · advisory pihak ketiga

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.