CVE-2025-61974
HIGHCVSS 8.7/10EPSS 0.42%
Last modified
CVE-2025-61974 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. When a client SSL profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.
Description
When a client SSL profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| F5 | Big-Ip Next Cloud-Native Network Functions | >= 1.1.0, <= 1.4.1 |
| F5 | Big-Ip Next Cloud-Native Network Functions | >= 2.0.0, <= 2.1.0 |
| F5 | Big-Ip Next For Kubernetes | 2.0.0 |
| F5 | Big-Ip Next For Kubernetes | 2.1.0 |
| F5 | Big-Ip Next Service Proxy For Kubernetes | >= 1.7.0, <= 1.9.2 |
| F5 | Big-Ip Next Service Proxy For Kubernetes | >= 2.0.0, <= 2.0.2 |
References
- https://my.f5.com/manage/s/article/K000156733Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-61974?
When a client SSL profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
How severe is CVE-2025-61974?
CVE-2025-61974 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.
How do I fix CVE-2025-61974?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-61974?
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