BugZero | F5 BugID 1602641 - Configuring verified-accept and SSL mirroring on t...

F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

Last updated on February 3rd, 2026

BugZero Risk Score
6.7 Medium

Overall: 6.7

Severity: 7.3

Community: 4.2

Lifecycle: 7.0

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Bug Details

Priority: 3-Major
Status: Verified
Impact Category: Local Traffic Manager
Views: 1

Description

Symptoms

If a virtual server has SSL mirroring and with verified-accept enabled, the set handshake timeout value will be delayed during the SSL handshake client connections. The standby unit will not copy the connection to the virtual server.

Impact

- SSL connections delayed inside the SSL handshake - SSL connections are not mirrored to the peer unit.

Conditions

- Verified accept enabled - SSL mirroring enables - An HA pair

Workaround

Disable mirroring or disable verified-accept.

Fix Information

Verified accept and SSL mirroring now work together.

Change history

Links

Original Vendor Announcement

Relevant Products

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Affected versions: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, 16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1, 16.0.1.2, 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, 17.0.0, 17.0.0.1, 17.0.0.2, 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, 17.5.0, 17.5.1, 17.5.1.2, 17.5.1.3

Fixed versions: 21.0.0, 17.5.1.4, 17.1.3.1

Relevant Products

Click on a version to see all relevant bugs

Fixed versions: 21.0.0, 17.5.1.4, 17.1.3.1

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F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

Last updated on February 3rd, 2026

BugZero Risk Score6.7 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

F5 - Defect ID: 1602641

Configuring verified-accept and SSL mirroring on the same virtual results in stalled connections.

Last updated on February 3rd, 2026

BugZero Risk Score6.7 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.7 Medium

BugZero Risk Score
6.7 Medium