Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-5913

Severity CVSS v4.0:
Pending analysis
Type:
CWE-295 Improper Certificate Validation
Publication date:
26/08/2020
Last modified:
03/12/2022

Description

In versions 15.0.0-15.1.0.1, 14.1.0-14.1.2.3, 13.1.0-13.1.3.4, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.2, the BIG-IP Client or Server SSL profile ignores revoked certificates, even when a valid CRL is present. This impacts SSL/TLS connections and may result in a man-in-the-middle attack on the connections.

Impact

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

Base Score: 7.40 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

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

Base Score 3.x
7.40
Severity 3.x
HIGH
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:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 11.6.1 (including) 11.6.5 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 12.1.0 (including) 12.1.5.2 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.3 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2-0.89.37 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 14.1.2.1 (including) 14.1.2.5 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.2 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 11.6.1 (including) 11.6.5 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 12.1.0 (including) 12.1.5.2 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.3 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2-0.89.37 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 14.1.2.1 (including) 14.1.2.5 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.2 (excluding)
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* 11.6.1 (including) 11.6.5 (excluding)
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* 12.1.0 (including) 12.1.5.2 (excluding)
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* 13.1.0 (including) 13.1.3 (excluding)

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


References to Advisories, Solutions, and Tools