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[email protected]CVE-2021-22975

HistoryFeb 12, 2021 - 5:15 p.m.

CVE-2021-22975

2021-02-1217:15:00

NVD-CWE-noinfo

[email protected]

web.nvd.nist.gov

big-ip

version 16.0.x

version 15.1.x

version 14.1.x

tmm restart

traffic management

nvd

cve-2021-22975

7.5 High

CVSS3

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

7.5 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.9%

JSON

On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, and 14.1.x before 14.1.3.1, under some circumstances, Traffic Management Microkernel (TMM) may restart on the BIG-IP system while passing large bursts of traffic. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

CPENameOperatorVersion
f5:big-ip_global_traffic_managerf5 big-ip global traffic managerlt14.1.3.1
f5:big-ip_domain_name_systemf5 big-ip domain name systemlt14.1.3.1
f5:big-ip_advanced_web_application_firewallf5 big-ip advanced web application firewalllt14.1.3.1
f5:big-ip_application_security_managerf5 big-ip application security managerlt14.1.3.1
f5:big-ip_access_policy_managerf5 big-ip access policy managerlt14.1.3.1
f5:big-ip_link_controllerf5 big-ip link controllerlt14.1.3.1
f5:big-ip_advanced_firewall_managerf5 big-ip advanced firewall managerlt14.1.3.1
f5:big-ip_local_traffic_managerf5 big-ip local traffic managerlt14.1.3.1
f5:big-ip_application_acceleration_managerf5 big-ip application acceleration managerlt14.1.3.1
f5:big-ip_analyticsf5 big-ip analyticslt14.1.3.1

CPE	Name	Operator	Version
f5:big-ip_global_traffic_manager	f5 big-ip global traffic manager	lt	14.1.3.1
f5:big-ip_domain_name_system	f5 big-ip domain name system	lt	14.1.3.1
f5:big-ip_advanced_web_application_firewall	f5 big-ip advanced web application firewall	lt	14.1.3.1
f5:big-ip_application_security_manager	f5 big-ip application security manager	lt	14.1.3.1
f5:big-ip_access_policy_manager	f5 big-ip access policy manager	lt	14.1.3.1
f5:big-ip_link_controller	f5 big-ip link controller	lt	14.1.3.1
f5:big-ip_advanced_firewall_manager	f5 big-ip advanced firewall manager	lt	14.1.3.1
f5:big-ip_local_traffic_manager	f5 big-ip local traffic manager	lt	14.1.3.1
f5:big-ip_application_acceleration_manager	f5 big-ip application acceleration manager	lt	14.1.3.1
f5:big-ip_analytics	f5 big-ip analytics	lt	14.1.3.1

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References

support.f5.com/csp/article/K21971977

Social References

7.5 High

CVSS3

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

7.5 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.001 Low

EPSS

Percentile

41.9%

JSON

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