CVE-2020-3526: cisco ios xe

csirt@kutim:~/threat-intel/cve/CVE-2020-3526

CVSS 8.6 · High EPSS 1,4%

Kerentanan Improper Input Validation pada cisco ios xe. Skor CVSS 3.1 8.6 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the Common Open Policy Service (COPS) engine of Cisco IOS XE Software on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to crash a device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a malformed COPS message to the device. A successful exploit could allow the attacker to crash the device.

Rincian

Terbit di NVD: 24 September 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 8.6 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-20: Improper Input Validation
EPSS (30 hari): 1,4% peluang dieksploitasi; lebih tinggi dari 71,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	ios xe	Versi 17.2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-COPS-VLD-MpbTvGEW advisory vendor

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.