5.8
CVSSv2

CVE-2020-3578

Published: 21/10/2020 Updated: 07/11/2023
CVSS v2 Base Score: 5.8 | Impact Score: 4.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.5 | Impact Score: 2.5 | Exploitability Score: 3.9
VMScore: 516
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N

Vulnerability Summary

A vulnerability in the web services interface of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote malicious user to bypass a configured access rule and access parts of the WebVPN portal that are supposed to be blocked. The vulnerability is due to insufficient validation of URLs when portal access rules are configured. An attacker could exploit this vulnerability by accessing certain URLs on the affected device.

Vulnerability Trend

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cisco firepower threat defense

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 ...