CVE-2022-20847: cisco ios xe

csirt@kutim:~/threat-intel/cve/CVE-2022-20847

CVSS 7.5 · High EPSS 1,3%

Kerentanan Resource Management Errors pada cisco ios xe. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the DHCP processing functionality of Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to the improper processing of DHCP messages. An attacker could exploit this vulnerability by sending malicious DHCP messages to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.

Rincian

Terbit di NVD: 30 September 2022
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:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-399: Resource Management Errors
EPSS (30 hari): 1,3% peluang dieksploitasi; lebih tinggi dari 68,7% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	ios xe	Versi 17.3.3

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-dhcp-dos-76pCjPxK 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.