CVE-2021-1367: cisco nx-os

csirt@kutim:~/threat-intel/cve/CVE-2021-1367

CVSS 4.3 · Medium EPSS 0,40%

Kerentanan Improper Input Validation pada cisco nx-os. Skor CVSS 3.1 4.3 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in the Protocol Independent Multicast (PIM) feature of Cisco NX-OS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending a crafted PIM packet to an affected device. A successful exploit could allow the attacker to cause a traffic loop, resulting in a DoS condition.

Rincian

Terbit di NVD: 24 Februari 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 4.3 (Medium), sumber NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-20: Improper Input Validation
EPSS (30 hari): 0,40% peluang dieksploitasi; lebih tinggi dari 32,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	nx-os	Versi 9.3(5)

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-nxos-pim-dos-Y8SjMz4 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.