BugZero | F5 BugID 2035277 - Modifying virtual-address 'enabled' setting might ...

F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

Last updated on July 28th, 2026

BugZero Risk Score
6.8 Medium

Overall: 6.8

Severity: 7.3

Community: 4.2

Lifecycle: 7.8

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Bug Details

Priority: 3-Major
Status: New
Impact Category: Local Traffic Manager

Description

Symptoms

Virtual-server passes traffic when virtual-address is disabled. The virtual-address 'enabled' setting is not always properly reflected on depending virtual-server configuration objects

Impact

Virtual-server still passes traffic when virtual-address is disabled and inconsistent behavior is observed.

Conditions

-- Using traffic-matching-criteria. -- Destination specified in traffic-matching-criteria list is the same as defined virtual-address. remove the virtual server and re-add it or simply restart the TMM

Workaround

None

Fix Information

None

Change history

Links

Original Vendor Announcement

Relevant Products

Click on a version to see all relevant bugs

Affected versions:15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 15.1.10.5, 15.1.10.6, 15.1.10.7, 15.1.10.8, 16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2, 16.1.6, 16.1.6.1, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3, 17.1.1.4, 17.1.2, 17.1.2.1, 17.1.2.2, 17.1.3, 17.1.3.1, 17.1.3.2, 17.1.3.4, 17.5.0, 17.5.1, 17.5.1.2, 17.5.1.3, 17.5.1.4, 17.5.1.5, 17.5.1.6, 17.5.1.8

Fixed versions: No known fixed versions

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: No known fixed versions

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F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

Last updated on July 28th, 2026

BugZero Risk Score6.8 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

F5 - Defect ID: 2035277

Modifying virtual-address 'enabled' setting might lead to unpredictable virtual-server availability

Last updated on July 28th, 2026

BugZero Risk Score6.8 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.8 Medium

BugZero Risk Score
6.8 Medium