CVE-2020-3516: cisco ios xe

csirt@kutim:~/threat-intel/cve/CVE-2020-3516

CVSS 4.3 · Medium EPSS 1,7%

Kerentanan Improper Input Validation pada cisco ios xe. Skor CVSS 3.1 4.3 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in the web server authentication of Cisco IOS XE Software could allow an authenticated, remote attacker to crash the web server on the device. The vulnerability is due to insufficient input validation during authentication. An attacker could exploit this vulnerability by entering unexpected characters during a valid authentication. A successful exploit could allow the attacker to crash the web server on the device, which must be manually recovered by disabling and re-enabling the web server.

Rincian

Terbit di NVD: 24 September 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 4.3 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-20: Improper Input Validation
EPSS (30 hari): 1,7% peluang dieksploitasi; lebih tinggi dari 76,2% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	ios xe	Semua versi sebelum 16.9.6
cisco	ios xe	Versi 16.12.0 hingga sebelum 16.12.2
cisco	ios xe	Versi 17.1.0 hingga sebelum 17.1.1
cisco	ios xe	Versi 17.2.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-WEB-UI-exNFmcPO 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.