BugZero | F5 BugID 622204 - If a virtual server's name has a "." in it then a ...

F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

Last updated on July 18th, 2026

BugZero Risk Score
8.4 High

Overall: 8.4

Severity: 9.1

Community: 4.2

Lifecycle: 7.0

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Bug Details

Priority: 2-Critical
Status: Verified
Impact Category: Advanced Firewall Manager

Description

Symptoms

For virtual servers with a . (dot, or period) in the name and a DoS profile attached, a crash might occur when attacks are detected/stopped.

Impact

Traffic disrupted while tmm restarts.

Conditions

Virtual server with a name that includes a . and an attached DoS profile, and then a DoS attack is detected.

Workaround

Remove the . in the virtual server name.

Fix Information

The BIG-IP system now allows attaching a DoS profile to a virtual server that has a . in its name.

Change history

Links

Original Vendor Announcement

Relevant Products

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Affected versions:11.6.0, 11.6.0 hf1, 11.6.0 hf2, 11.6.0 hf3, 11.6.0 hf4, 11.6.0 hf5, 11.6.0 hf6, 11.6.0 hf7, 11.6.0 hf8, 11.6.1, 11.6.1 hf1, 11.6.1 hf2, 11.6.2, 11.6.2 hf1, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.0.0, 12.0.0 hf1, 12.0.0 hf2, 12.0.0 hf3, 12.0.0 hf4, 12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6, 13.0.0, 13.0.0 hf1, 13.0.0 hf2, 13.0.0 hf3, 13.0.1

Fixed versions: 13.1.0

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 13.1.0

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F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

Last updated on July 18th, 2026

BugZero Risk Score8.4 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

F5 - Defect ID: 622204

If a virtual server's name has a "." in it then a DoS profile cannot be attached to it

Last updated on July 18th, 2026

BugZero Risk Score8.4 High

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
8.4 High

BugZero Risk Score
8.4 High