CVE-2021-1529: cisco ios xe +1 lainnya

csirt@kutim:~/threat-intel/cve/CVE-2021-1529

CVSS 7.8 · High EPSS 0,31%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada cisco ios xe, cisco ios xe sd-wan. Skor CVSS 3.1 7.8 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to execute arbitrary commands with root privileges. The vulnerability is due to insufficient input validation by the system CLI. An attacker could exploit this vulnerability by authenticating to an affected device and submitting crafted input to the system CLI. A successful exploit could allow the attacker to execute commands on the underlying operating system with root privileges.

Rincian

Terbit di NVD: 21 Oktober 2021
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-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
EPSS (30 hari): 0,31% peluang dieksploitasi; lebih tinggi dari 21,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	ios xe	Versi 16.12 hingga 17.0
cisco	ios xe	Versi 17.2 hingga sebelum 17.2.3
cisco	ios xe	Versi 17.3 hingga sebelum 17.3.4
cisco	ios xe	Versi 17.4 hingga sebelum 17.4.2
cisco	ios xe	Versi 17.5 hingga sebelum 17.5.1a
cisco	ios xe	Versi 17.6.0
cisco	ios xe sd-wan	Versi 17.2.1r dan sesudahnya

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sd-wan-rhpbE34A 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.