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CVE-2020-3578

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
21/10/2020
Last modified:
07/11/2023

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.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): Low
Integrity (I): Low
Availability (A): None

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:N CVSS v2.0 Severity and Metrics:

Base Score: 5.80 MEDIUM
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): None

Base Score 2.0
5.80
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* 6.3.0.6 (excluding)
cpe:2.3:o:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* 6.4.0 (including) 6.4.0.10 (excluding)
cpe:2.3:o:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* 6.5.0 (including) 6.5.0.5 (excluding)
cpe:2.3:o:cisco:firepower_threat_defense:*:*:*:*:*:*:*:* 6.6.0 (including) 6.6.1 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.6.4.45 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.7 (including) 9.8.4.26 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.9 (including) 9.9.2.80 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.10 (including) 9.10.1.44 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.12 (including) 9.12.4.4 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.13 (including) 9.13.1.13 (excluding)
cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* 9.14 (including) 9.14.1.19 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools