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nvd[email protected]NVD:CVE-2020-5921
HistoryAug 26, 2020 - 4:15 p.m.

CVE-2020-5921

2020-08-2616:15:12
[email protected]
web.nvd.nist.gov
3
cve-2020-5921
syn flood
mcpd failure
big-ip
viprion
memory consumption

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

42.5%

JSON

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.

Affected configurations

Nvd
Node
f5big-ip_access_policy_managerRange12.1.0–12.1.5.2
OR
f5big-ip_access_policy_managerRange14.1.0–14.1.2.7
OR
f5big-ip_access_policy_managerRange15.0.0–15.0.1.4
OR
f5big-ip_access_policy_managerRange15.1.0–15.1.0.5
OR
f5big-ip_advanced_firewall_managerRange12.1.0–12.1.5.2
OR
f5big-ip_advanced_firewall_managerRange14.1.0–14.1.2.7
OR
f5big-ip_advanced_firewall_managerRange15.0.0–15.0.1.4
OR
f5big-ip_advanced_firewall_managerRange15.1.0–15.1.0.5
OR
f5big-ip_analyticsRange12.1.0–12.1.5.2
OR
f5big-ip_analyticsRange14.1.0–14.1.2.7
OR
f5big-ip_analyticsRange15.0.0–15.0.1.4
OR
f5big-ip_analyticsRange15.1.0–15.1.0.5
OR
f5big-ip_application_acceleration_managerRange12.1.0–12.1.5.2
OR
f5big-ip_application_acceleration_managerRange14.1.0–14.1.2.7
OR
f5big-ip_application_acceleration_managerRange15.0.0–15.0.1.4
OR
f5big-ip_application_acceleration_managerRange15.1.0–15.1.0.5
OR
f5big-ip_application_security_managerRange12.1.0–12.1.5.2
OR
f5big-ip_application_security_managerRange14.1.0–14.1.2.7
OR
f5big-ip_application_security_managerRange15.0.0–15.0.1.4
OR
f5big-ip_application_security_managerRange15.1.0–15.1.0.5
OR
f5big-ip_domain_name_systemRange12.1.0–12.1.5.2
OR
f5big-ip_domain_name_systemRange14.1.0–14.1.2.7
OR
f5big-ip_domain_name_systemRange15.0.0–15.0.1.4
OR
f5big-ip_domain_name_systemRange15.1.0–15.1.0.5
OR
f5big-ip_fraud_protection_serviceRange12.1.0–12.1.5.2
OR
f5big-ip_fraud_protection_serviceRange14.1.0–14.1.2.7
OR
f5big-ip_fraud_protection_serviceRange15.0.0–15.0.1.4
OR
f5big-ip_fraud_protection_serviceRange15.1.0–15.1.0.5
OR
f5big-ip_global_traffic_managerRange12.1.0–12.1.5.2
OR
f5big-ip_global_traffic_managerRange14.1.0–14.1.2.7
OR
f5big-ip_global_traffic_managerRange15.0.0–15.0.1.4
OR
f5big-ip_global_traffic_managerRange15.1.0–15.1.0.5
OR
f5big-ip_link_controllerRange12.1.0–12.1.5.2
OR
f5big-ip_link_controllerRange14.1.0–14.1.2.7
OR
f5big-ip_link_controllerRange15.0.0–15.0.1.4
OR
f5big-ip_link_controllerRange15.1.0–15.1.0.5
OR
f5big-ip_local_traffic_managerRange12.1.0–12.1.5.2
OR
f5big-ip_local_traffic_managerRange14.1.0–14.1.2.7
OR
f5big-ip_local_traffic_managerRange15.0.0–15.0.1.4
OR
f5big-ip_local_traffic_managerRange15.1.0–15.1.0.5
OR
f5big-ip_policy_enforcement_managerRange12.1.0–12.1.5.2
OR
f5big-ip_policy_enforcement_managerRange14.1.0–14.1.2.7
OR
f5big-ip_policy_enforcement_managerRange15.0.0–15.0.1.4
OR
f5big-ip_policy_enforcement_managerRange15.1.0–15.1.0.5
VendorProductVersionCPE
f5big-ip_access_policy_manager*cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
f5big-ip_advanced_firewall_manager*cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
f5big-ip_analytics*cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
f5big-ip_application_acceleration_manager*cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
f5big-ip_application_security_manager*cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
f5big-ip_domain_name_system*cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
f5big-ip_fraud_protection_service*cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*
f5big-ip_global_traffic_manager*cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
f5big-ip_link_controller*cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
f5big-ip_local_traffic_manager*cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
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2020-08-26 00:00:00

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

42.5%

JSON
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