csirt@kutim:~/threat-intel/cve/CVE-2020-3191

Katalog CVE

CVSS 8.6 · High EPSS 1,9%

Kerentanan Improper Input Validation pada cisco secure firewall threat defense, cisco asa 5505 firmware +12 lainnya. Skor CVSS 3.1 8.6 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability in DNS over IPv6 packet processing for Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause the device to unexpectedly reload, resulting in a denial of service (DoS) condition. The vulnerability is due to improper length validation of a field in an IPv6 DNS packet. An attacker could exploit this vulnerability by sending a crafted DNS query over IPv6, which traverses the affected device. An exploit could allow the attacker to cause the device to reload, resulting in a DoS condition. This vulnerability is specific to DNS over IPv6 traffic only.

Rincian

Terbit di NVD
6 Mei 2020
Terakhir diubah
11 Agustus 2026
Status NVD
Modified
CVSS 3.1
8.6 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H · uraikan di kalkulator
Jenis kelemahan (CWE)
CWE-20: Improper Input Validation
EPSS (30 hari)
1,9% peluang dieksploitasi; lebih tinggi dari 78,9% CVE lain

Produk dan versi terdampak

VendorProdukVersi terdampak
cisco secure firewall threat defense Versi 6.2.3 hingga sebelum 6.2.3.16
cisco secure firewall threat defense Versi 6.3.0 hingga sebelum 6.3.0.6
cisco secure firewall threat defense Versi 6.4.0 hingga sebelum 6.4.0.6
cisco asa 5505 firmware Versi 9.4(1)
cisco asa 5505 firmware Versi 96.4(0.42)
cisco asa 5510 firmware Versi 9.4(1)
cisco asa 5510 firmware Versi 96.4(0.42)
cisco asa 5512-x firmware Versi 9.4(1)
cisco asa 5512-x firmware Versi 96.4(0.42)
cisco asa 5515-x firmware Versi 9.4(1)
cisco asa 5515-x firmware Versi 96.4(0.42)
cisco asa 5520 firmware Versi 9.4(1)
cisco asa 5520 firmware Versi 96.4(0.42)
cisco asa 5525-x firmware Versi 9.4(1)
cisco asa 5525-x firmware Versi 96.4(0.42)
cisco asa 5540 firmware Versi 9.4(1)
cisco asa 5540 firmware Versi 96.4(0.42)
cisco asa 5545-x firmware Versi 9.4(1)
cisco asa 5545-x firmware Versi 96.4(0.42)
cisco asa 5550 firmware Versi 9.4(1)
cisco asa 5550 firmware Versi 96.4(0.42)
cisco asa 5555-x firmware Versi 9.4(1)
cisco asa 5555-x firmware Versi 96.4(0.42)
cisco asa 5580 firmware Versi 9.4(1)
cisco asa 5580 firmware Versi 96.4(0.42)
cisco asa 5585-x firmware Versi 9.4(1)
cisco asa 5585-x firmware Versi 96.4(0.42)
cisco adaptive security appliance software Versi 9.6 hingga sebelum 9.6.4.36
cisco adaptive security appliance software Versi 9.8 hingga sebelum 9.8.4.12
cisco adaptive security appliance software Versi 9.9 hingga sebelum 9.9.2.66
cisco adaptive security appliance software Versi 9.10 hingga sebelum 9.10.1.37
cisco adaptive security appliance software Versi 9.12 hingga sebelum 9.12.2.9

> 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.