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

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CVE-2020-5852

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
14/01/2020
Last modified:
05/02/2020

Description

Undisclosed traffic patterns received may cause a disruption of service to the Traffic Management Microkernel (TMM). This vulnerability affects TMM through a virtual server configured with a FastL4 profile. Traffic processing is disrupted while TMM restarts. This issue only impacts specific engineering hotfixes. NOTE: This vulnerability does not affect any of the BIG-IP major, minor or maintenance releases you obtained from downloads.f5.com. The affected Engineering Hotfix builds are as follows: Hotfix-BIGIP-14.1.2.1.0.83.4-ENG Hotfix-BIGIP-12.1.4.1.0.97.6-ENG Hotfix-BIGIP-11.5.4.2.74.291-HF2

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_local_traffic_manager:11.5.4.2.74.291:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.4.2.74.291:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:11.5.4.2.74.291:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:11.5.4.2.74.291:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:12.1.4.1.0.97.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:14.1.2.1.0.83.4:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:11.5.4.2.74.291:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.4.1.0.97.6:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:14.1.2.1.0.83.4:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools