CVE-2020-3578

Published: Oct 21, 2020

Modified: Nov 13, 2024

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

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 attacker 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.

Vendor	Product	Versions
Cisco	Cisco Adaptive Security Appliance (ASA) Software	affected `n/a`

Weaknesses (CWE)

CWE-863

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

References

20201021 Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software WebVPN Portal Access Rule Bypass Vulnerability

vendor-advisory

x_refsource_CISCO

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CVE-2020-3578

Description

Affected Products

Weaknesses (CWE)

CVSS v3.1 Details

References