CVE-2025-21087: TMM Vulnerability

Q: What is the severity of CVE-2025-21087?

CVE-2025-21087 has not yet been assigned a common severity rating.

Q: How do I fix CVE-2025-21087?

To mitigate CVE-2025-21087, users should update their affected F5 BIG-IP products to the latest versions provided by F5.

Q: What impact does CVE-2025-21087 have on systems?

CVE-2025-21087 can lead to increased memory and CPU resource utilization due to undisclosed traffic on configured SSL profiles.

Q: Which F5 BIG-IP products are affected by CVE-2025-21087?

CVE-2025-21087 affects various F5 BIG-IP products including Access Policy Manager, Advanced Firewall Manager, and Application Security Manager among others.

Q: Is there a temporary workaround for CVE-2025-21087?

Currently, there are no documented temporary workarounds for CVE-2025-21087; updating to the latest software version is recommended.

Published Feb 5, 2025

Updated

When Client or Server SSL profiles are configured on a Virtual Server, or DNSSEC signing operations are in use, undisclosed traffic can cause an increase in memory and CPU resource utilization.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected Software

63 affected components

F5 BIG-IP Access Policy Manager>=15.1.0<=15.1.10

F5 BIG-IP Advanced Firewall Manager>=15.1.0<=15.1.10

F5 Big-ip Advanced Web Application Firewall>=15.1.0<=15.1.10

F5 BIG-IP Analytics>=15.1.0<=15.1.10

F5 Big-ip Application Acceleration Manager>=15.1.0<=15.1.10

F5 BIG-IP Application Security Manager>=15.1.0<=15.1.10

F5 Big-ip Application Visibility And Reporting>=15.1.0<=15.1.10

F5 Big-ip Automation Toolchain>=15.1.0<=15.1.10

F5 Big-ip Carrier-grade Nat>=15.1.0<=15.1.10

F5 BIG-IP Container Ingress Services>=15.1.0<=15.1.10

F5 Big-ip Ddos Hybrid Defender>=15.1.0<=15.1.10

F5 Big-ip Domain Name System>=15.1.0<=15.1.10

F5 BIG-IP Edge Gateway>=15.1.0<=15.1.10

F5 Big-ip Fraud Protection Service>=15.1.0<=15.1.10

F5 Big-ip Global Traffic Manager>=15.1.0<=15.1.10

F5 Big-ip Link Controller>=15.1.0<=15.1.10

F5 Big-ip Local Traffic Manager>=15.1.0<=15.1.10

F5 Big-ip Policy Enforcement Manager>=15.1.0<=15.1.10

F5 BIG-IP SSL Orchestrator>=15.1.0<=15.1.10

F5 Big-ip Webaccelerator>=15.1.0<=15.1.10

F5 Big-ip Websafe>=15.1.0<=15.1.10

F5 BIG-IP Access Policy Manager>=16.1.0<16.1.6

F5 BIG-IP Advanced Firewall Manager>=16.1.0<16.1.6

F5 Big-ip Advanced Web Application Firewall>=16.1.0<16.1.6

F5 BIG-IP Analytics>=16.1.0<16.1.6

F5 Big-ip Application Acceleration Manager>=16.1.0<16.1.6

F5 BIG-IP Application Security Manager>=16.1.0<16.1.6

F5 Big-ip Application Visibility And Reporting>=16.1.0<16.1.6

F5 Big-ip Automation Toolchain>=16.1.0<16.1.6

F5 Big-ip Carrier-grade Nat>=16.1.0<16.1.6

F5 BIG-IP Container Ingress Services>=16.1.0<16.1.6

F5 Big-ip Ddos Hybrid Defender>=16.1.0<16.1.6

F5 Big-ip Domain Name System>=16.1.0<16.1.6

F5 BIG-IP Edge Gateway>=16.1.0<16.1.6

F5 Big-ip Fraud Protection Service>=16.1.0<16.1.6

F5 Big-ip Global Traffic Manager>=16.1.0<16.1.6

F5 Big-ip Link Controller>=16.1.0<16.1.6

F5 Big-ip Local Traffic Manager>=16.1.0<16.1.6

F5 Big-ip Policy Enforcement Manager>=16.1.0<16.1.6

F5 BIG-IP SSL Orchestrator>=16.1.0<16.1.6

F5 Big-ip Webaccelerator>=16.1.0<16.1.6

F5 Big-ip Websafe>=16.1.0<16.1.6

F5 BIG-IP Access Policy Manager>=17.1.0<17.1.2

F5 BIG-IP Advanced Firewall Manager>=17.1.0<17.1.2

F5 Big-ip Advanced Web Application Firewall>=17.1.0<17.1.2

F5 BIG-IP Analytics>=17.1.0<17.1.2

F5 Big-ip Application Acceleration Manager>=17.1.0<17.1.2

F5 BIG-IP Application Security Manager>=17.1.0<17.1.2

F5 Big-ip Application Visibility And Reporting>=17.1.0<17.1.2

F5 Big-ip Automation Toolchain>=17.1.0<17.1.2

F5 Big-ip Carrier-grade Nat>=17.1.0<17.1.2

F5 BIG-IP Container Ingress Services>=17.1.0<17.1.2

F5 Big-ip Ddos Hybrid Defender>=17.1.0<17.1.2

F5 Big-ip Domain Name System>=17.1.0<17.1.2

F5 BIG-IP Edge Gateway>=17.1.0<17.1.2

F5 Big-ip Fraud Protection Service>=17.1.0<17.1.2

F5 Big-ip Global Traffic Manager>=17.1.0<17.1.2

F5 Big-ip Link Controller>=17.1.0<17.1.2

F5 Big-ip Local Traffic Manager>=17.1.0<17.1.2

F5 Big-ip Policy Enforcement Manager>=17.1.0<17.1.2

F5 BIG-IP SSL Orchestrator>=17.1.0<17.1.2

F5 Big-ip Webaccelerator>=17.1.0<17.1.2

F5 Big-ip Websafe>=17.1.0<17.1.2

Event History

Feb 5, 2025

CVE Published

via MITRE·05:30 PM

Data Sourced

via MITRE·05:30 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·06:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2025-21087?

CVE-2025-21087 has not yet been assigned a common severity rating.

How do I fix CVE-2025-21087?

To mitigate CVE-2025-21087, users should update their affected F5 BIG-IP products to the latest versions provided by F5.

What impact does CVE-2025-21087 have on systems?