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[email protected]CVE-2021-23042

HistorySep 14, 2021 - 3:15 p.m.

CVE-2021-23042

2021-09-1415:15:00

CWE-400

[email protected]

web.nvd.nist.gov

big-ip

cve-2021-23042

http profile

system resource utilization

virtual server

security vulnerability

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

7.6 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

38.0%

JSON

On BIG-IP version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, and 12.1.x before 12.1.6, when an HTTP profile is configured on a virtual server, undisclosed requests can cause a significant increase in system resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CPENameOperatorVersion
f5:big-ip_application_acceleration_managerf5 big-ip application acceleration managerlt14.1.4
f5:big-ip_local_traffic_managerf5 big-ip local traffic managerlt14.1.4
f5:big-ip_advanced_web_application_firewallf5 big-ip advanced web application firewalllt14.1.4
f5:big-ip_advanced_firewall_managerf5 big-ip advanced firewall managerlt14.1.4
f5:big-ip_analyticsf5 big-ip analyticslt14.1.4
f5:big-ip_application_security_managerf5 big-ip application security managerlt14.1.4
f5:big-ip_access_policy_managerf5 big-ip access policy managerlt14.1.4
f5:big-ip_ddos_hybrid_defenderf5 big-ip ddos hybrid defenderlt14.1.4
f5:big-ip_domain_name_systemf5 big-ip domain name systemlt14.1.4
f5:big-ip_fraud_protection_servicef5 big-ip fraud protection servicelt14.1.4

CPE	Name	Operator	Version
f5:big-ip_application_acceleration_manager	f5 big-ip application acceleration manager	lt	14.1.4
f5:big-ip_local_traffic_manager	f5 big-ip local traffic manager	lt	14.1.4
f5:big-ip_advanced_web_application_firewall	f5 big-ip advanced web application firewall	lt	14.1.4
f5:big-ip_advanced_firewall_manager	f5 big-ip advanced firewall manager	lt	14.1.4
f5:big-ip_analytics	f5 big-ip analytics	lt	14.1.4
f5:big-ip_application_security_manager	f5 big-ip application security manager	lt	14.1.4
f5:big-ip_access_policy_manager	f5 big-ip access policy manager	lt	14.1.4
f5:big-ip_ddos_hybrid_defender	f5 big-ip ddos hybrid defender	lt	14.1.4
f5:big-ip_domain_name_system	f5 big-ip domain name system	lt	14.1.4
f5:big-ip_fraud_protection_service	f5 big-ip fraud protection service	lt	14.1.4

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References

support.f5.com/csp/article/K93231374

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

7.6 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

38.0%

JSON

Related for CVE-2021-23042

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