HIGH · 8.1

CVE-2025-36546

On an F5OS system, if the root user had previously configured the system to allow login via SSH key-based authentication, and then enabled Appliance Mode; access via SSH key-based authentication is st...

Vulnerability Description

On an F5OS system, if the root user had previously configured the system to allow login via SSH key-based authentication, and then enabled Appliance Mode; access via SSH key-based authentication is still allowed. For an attacker to exploit this vulnerability they must obtain the root user's SSH private key.   Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Score

8.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
F5F5Os-A>= 1.5.1, < 1.5.3
F5F5Os-C>= 1.6.0, <= 1.6.2

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-36546?

CVE-2025-36546 is a vulnerability with a CVSS score of 8.1 (HIGH). On an F5OS system, if the root user had previously configured the system to allow login via SSH key-based authentication, and then enabled Appliance Mode; access via SSH key-based authentication is st...

How severe is CVE-2025-36546?

CVE-2025-36546 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-36546?

Check the references section above for vendor advisories and patch information. Affected products include: F5 F5Os-A, F5 F5Os-C.