5
CVSSv2

CVE-2020-3564

Published: 21/10/2020 Updated: 16/08/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Vulnerability Summary

A vulnerability in the FTP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote malicious user to bypass FTP inspection. The vulnerability is due to ineffective flow tracking of FTP traffic. An attacker could exploit this vulnerability by sending crafted FTP traffic through an affected device. A successful exploit could allow the malicious user to bypass FTP inspection and successfully complete FTP connections.

Vulnerability Trend

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cisco firepower threat defense

cisco adaptive security appliance

cisco adaptive security appliance software

Vendor Advisories

Update from October 22nd, 2020: Cisco has become aware of a new Cisco Adaptive Security Appliance vulnerability that could affect the fixed releases recommended for code trains 913 and 914 in the Fixed Software section of this advisory See the Cisco Adaptive Security Appliance Software SSL/TLS Denial of Service Vulnerability for additional infor ...