csirt@kutim:~/threat-intel/cve/CVE-2021-1256

Katalog CVE

CVSS 6.0 · Medium EPSS 0,50%

Kerentanan Files or Directories Accessible to External Parties pada cisco secure firewall threat defense. Skor CVSS 3.1 6.0 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in the CLI of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to overwrite files on the file system of an affected device by using directory traversal techniques. A successful exploit could cause system instability if important system files are overwritten. This vulnerability is due to insufficient validation of user input for the file path in a specific CLI command. An attacker could exploit this vulnerability by logging in to a targeted device and issuing a specific CLI command with crafted user input. A successful exploit could allow the attacker to overwrite arbitrary files on the file system of the affected device. The attacker would need valid user credentials on the device.

Rincian

Terbit di NVD
29 April 2021
Terakhir diubah
11 Agustus 2026
Status NVD
Modified
CVSS 3.1
6.0 (Medium), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-552: Files or Directories Accessible to External Parties
CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
EPSS (30 hari)
0,50% peluang dieksploitasi; lebih tinggi dari 41,2% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco secure firewall threat defense Semua versi hingga 6.4.0
cisco secure firewall threat defense Versi 6.6.0 hingga sebelum 6.6.4

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

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.