CVE-2020-3568: cisco asyncos

csirt@kutim:~/threat-intel/cve/CVE-2020-3568

CVSS 5.8 · Medium EPSS 1,0%

Kerentanan Improper Input Validation pada cisco asyncos. Skor CVSS 3.1 5.8 (Medium) menurut NVD.

Deskripsi (NVD)

A vulnerability in the antispam protection mechanisms of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. The vulnerability is due to insufficient input validation of URLs. An attacker could exploit this vulnerability by crafting a URL in a particular way. A successful exploit could allow the attacker to bypass the URL reputation filters that are configured for the affected device, which could allow malicious URLs to pass through the device.

Rincian

Terbit di NVD: 8 Oktober 2020
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 5.8 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-20: Improper Input Validation
EPSS (30 hari): 1,0% peluang dieksploitasi; lebih tinggi dari 61,9% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
cisco	asyncos	Semua versi hingga 13.5.2

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-esa-url-bypass-zZtugtg3 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.