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-2026-20732

Severity CVSS v4.0:
LOW
Type:
Unavailable / Other
Publication date:
04/02/2026
Last modified:
13/02/2026

Description

A vulnerability exists in an undisclosed BIG-IP Configuration utility page that may allow an attacker to spoof error messages.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Impact

Vector 4.0
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N CVSS v4.0 Severity and Metrics:

Base Score: 2.30 LOW
Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Attack Vector (AV): Network
Attack Complexity (AC): High
Attack Requirements (AT): None
Privileges Required (PR): None
User Interaction (UI): Passsive
Confidentiality (VC): None
Integrity (VI): Low
Availability (VA): None
Confidentiality (SC): None
Integrity (SI): None
Availability (SA): None

Base Score 4.0
2.30
Severity 4.0
LOW
Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.10 LOW
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N

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

Base Score 3.x
3.10
Severity 3.x
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* 16.1.0 (including) 16.1.6 (including)

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


References to Advisories, Solutions, and Tools