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

Go to Calendar     Go to Press Room     Go to Newsletters subscription

Search

CVE-2020-5921

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
26/08/2020
Last modified:
21/07/2021

Description

in BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.2.6, 13.1.0-13.1.3.4, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.2, Syn flood causes large number of MCPD context messages destined to secondary blades consuming memory leading to MCPD failure. This issue affects only VIPRION hosts with two or more blades installed. Single-blade VIPRION hosts are not affected.

Impact

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

Base Score: 7.50 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
7.50
Severity 3.x
HIGH
Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

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

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
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:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2.7 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.4 (excluding)
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 15.1.0 (including) 15.1.0.5 (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:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2.7 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.4 (excluding)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 15.1.0 (including) 15.1.0.5 (excluding)
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* 12.1.0 (including) 12.1.5.2 (excluding)
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2.7 (excluding)
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.4 (excluding)
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* 15.1.0 (including) 15.1.0.5 (excluding)
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* 12.1.0 (including) 12.1.5.2 (excluding)
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* 14.1.0 (including) 14.1.2.7 (excluding)
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* 15.0.0 (including) 15.0.1.4 (excluding)

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


References to Advisories, Solutions, and Tools