CVE-2021-1267: cisco secure firewall management center

csirt@kutim:~/threat-intel/cve/CVE-2021-1267

CVSS 4.3 · Medium EPSS 1,0%

Kerentanan Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') pada cisco secure firewall management center. Skor CVSS 3.1 4.3 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in the dashboard widget of Cisco Firepower Management Center (FMC) Software could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper restrictions on XML entities. An attacker could exploit this vulnerability by crafting an XML-based widget on an affected server. A successful exploit could cause increased memory and CPU utilization, which could result in a DoS condition.

Rincian

Terbit di NVD: 13 Januari 2021
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-776: Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')
EPSS (30 hari): 1,0% peluang dieksploitasi; lebih tinggi dari 62,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	secure firewall management center	Semua versi sebelum 6.6.1

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmc-xee-DFzARDcs 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.