Home/CVE/When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Micro
CVE

CVE-2025-41431

When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Micro

When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate in the standby BIG-IP systems in a traffic group. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

HIGH · CVSS 7.5 EPSS 0.00569
Schedule remediation
  • SSVC automatable: yes - attacks can be scripted at scale
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-787Out-of-bounds Write
▤

Affected Products & Versions

11
f5 big-ip access policy managerall versions
f5 big-ip advanced firewall managerall versions
f5 big-ip analyticsall versions
f5 big-ip application acceleration managerall versions
f5 big-ip application security managerall versions
f5 big-ip domain name systemall versions
f5 big-ip fraud protection serviceall versions
f5 big-ip global traffic managerall versions
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Scoring & Timeline

7.5
HIGH · CVSS v3.1 · f5sirt@f5.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 May 2025 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
yes
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://my.f5.com/manage/s/article/K000150668Vendor Advisory
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