CVE-2025-61958

HIGH
Published Oct 15, 2025 Modified Feb 4, 2026 CWE-250

Description

A vulnerability exists in the iHealth command that may allow an authenticated attacker with at least a resource administrator role to bypass tmsh restrictions and gain access to a bash shell.  For BIG-IP systems running in Appliance mode, a successful exploit can allow the attacker to cross a security boundary.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

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CVSS v3.1 Score

8.7
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N

Weakness Type (CWE)

CWE-250 CWE-250

Affected Products

Vendor Product
f5 big-ip_access_policy_manager
f5 big-ip_advanced_firewall_manager
f5 big-ip_advanced_web_application_firewall
f5 big-ip_analytics
f5 big-ip_application_acceleration_manager
f5 big-ip_application_security_manager
f5 big-ip_application_visibility_and_reporting
f5 big-ip_automation_toolchain
f5 big-ip_carrier-grade_nat
f5 big-ip_container_ingress_services
f5 big-ip_ddos_hybrid_defender
f5 big-ip_domain_name_system
f5 big-ip_edge_gateway
f5 big-ip_fraud_protection_service
f5 big-ip_global_traffic_manager
f5 big-ip_link_controller
f5 big-ip_local_traffic_manager
f5 big-ip_policy_enforcement_manager
f5 big-ip_ssl_orchestrator
f5 big-ip_webaccelerator
f5 big-ip_websafe
f5 big-ip_access_policy_manager
f5 big-ip_advanced_firewall_manager
f5 big-ip_advanced_web_application_firewall
f5 big-ip_analytics
f5 big-ip_application_acceleration_manager
f5 big-ip_application_security_manager
f5 big-ip_application_visibility_and_reporting
f5 big-ip_automation_toolchain
f5 big-ip_carrier-grade_nat
f5 big-ip_container_ingress_services
f5 big-ip_ddos_hybrid_defender
f5 big-ip_domain_name_system
f5 big-ip_edge_gateway
f5 big-ip_fraud_protection_service
f5 big-ip_global_traffic_manager
f5 big-ip_link_controller
f5 big-ip_local_traffic_manager
f5 big-ip_policy_enforcement_manager
f5 big-ip_ssl_orchestrator
f5 big-ip_webaccelerator
f5 big-ip_websafe
f5 big-ip_access_policy_manager
f5 big-ip_advanced_firewall_manager
f5 big-ip_advanced_web_application_firewall
f5 big-ip_analytics
f5 big-ip_application_acceleration_manager
f5 big-ip_application_security_manager
f5 big-ip_application_visibility_and_reporting
f5 big-ip_automation_toolchain
f5 big-ip_carrier-grade_nat
f5 big-ip_container_ingress_services
f5 big-ip_ddos_hybrid_defender
f5 big-ip_domain_name_system
f5 big-ip_edge_gateway
f5 big-ip_fraud_protection_service
f5 big-ip_global_traffic_manager
f5 big-ip_link_controller
f5 big-ip_local_traffic_manager
f5 big-ip_policy_enforcement_manager
f5 big-ip_ssl_orchestrator
f5 big-ip_webaccelerator
f5 big-ip_websafe
f5 big-ip_access_policy_manager
f5 big-ip_advanced_firewall_manager
f5 big-ip_advanced_web_application_firewall
f5 big-ip_analytics
f5 big-ip_application_acceleration_manager
f5 big-ip_application_security_manager
f5 big-ip_application_visibility_and_reporting
f5 big-ip_automation_toolchain
f5 big-ip_carrier-grade_nat
f5 big-ip_container_ingress_services
f5 big-ip_ddos_hybrid_defender
f5 big-ip_domain_name_system
f5 big-ip_edge_gateway
f5 big-ip_fraud_protection_service
f5 big-ip_global_traffic_manager
f5 big-ip_link_controller
f5 big-ip_local_traffic_manager
f5 big-ip_policy_enforcement_manager
f5 big-ip_ssl_orchestrator
f5 big-ip_webaccelerator
f5 big-ip_websafe

References

Frequently Asked Questions

What is CVE-2025-61958? +
A vulnerability exists in the iHealth command that may allow an authenticated attacker with at least a resource administrator role to bypass tmsh restrictions and gain access to a bash shell.  For BIG-IP systems running in Appliance mode, a successful exploit can allow the attacker to cross a security boundary.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. It has a CVSS v3.1 base score of 8.7 (HIGH).
How severe is CVE-2025-61958? +
CVE-2025-61958 has a CVSS v3.1 score of 8.7 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.
What products are affected by CVE-2025-61958? +
CVE-2025-61958 affects products from f5, specifically: big-ip_access_policy_manager, big-ip_advanced_firewall_manager, big-ip_advanced_web_application_firewall, big-ip_analytics, big-ip_application_acceleration_manager, big-ip_application_security_manager, big-ip_application_visibility_and_reporting, big-ip_automation_toolchain, big-ip_carrier-grade_nat, big-ip_container_ingress_services, big-ip_ddos_hybrid_defender, big-ip_domain_name_system, big-ip_edge_gateway, big-ip_fraud_protection_service, big-ip_global_traffic_manager, big-ip_link_controller, big-ip_local_traffic_manager, big-ip_policy_enforcement_manager, big-ip_ssl_orchestrator, big-ip_webaccelerator, big-ip_websafe. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2025-61958? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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