CVE-2020-3317: cisco secure firewall threat defense

csirt@kutim:~/threat-intel/cve/CVE-2020-3317

CVSS 7.5 · High EPSS 0,97%

Kerentanan Improper Input Validation pada cisco secure firewall threat defense. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in the ssl_inspection component of Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to crash Snort instances. The vulnerability is due to insufficient input validation in the ssl_inspection component. An attacker could exploit this vulnerability by sending a malformed TLS packet through a Cisco Adaptive Security Appliance (ASA). A successful exploit could allow the attacker to crash a Snort instance, resulting in a denial of service (DoS) condition.

Rincian

Terbit di NVD: 21 Oktober 2020
Terakhir diubah: 11 Agustus 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-20: Improper Input Validation
EPSS (30 hari): 0,97% peluang dieksploitasi; lebih tinggi dari 60,8% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	secure firewall threat defense	Semua versi sebelum 6.4.0.10
cisco	secure firewall threat defense	Versi 6.5.0 hingga sebelum 6.5.0.5

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-ssl-mf3822Z 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.