# CVE-2025-43878

## Summary

- **CVE ID:** CVE-2025-43878
- **Severity:** HIGH
- **CVSS Score:** 8.3 (CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N)
- **CWE:** CWE-149, CWE-1286
- **Published:** May 7, 2025
- **Last Modified:** Mar 13, 2026

## Description

When running in Appliance mode, an authenticated attacker assigned the Administrator or Resource Administrator role may be able to bypass Appliance mode restrictions utilizing system diagnostics tcpdump command utility on a F5OS-C/A system. 



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

## Affected Products

- F5 — F5OS - Appliance (1.5.1)
- F5 — F5OS - Chassis (1.6.0)

## References

- [CNA](https://my.f5.com/manage/s/article/K000139502)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.17%
- **EPSS Percentile:** 6.0

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._