BugZero | F5 BugID 518363 - PolicyServer can not connect with BIG-IP with NTLM...

F5 - Defect ID: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

F5 - Defect ID: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

Last updated on July 18th, 2026

BugZero Risk Score
6.9 Medium

Overall: 6.9

Severity: 7.3

Community: 4.2

Lifecycle: 9.2

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Bug Details

Priority: 3-Major
Status: Test
Impact Category: Access Policy Manager

Description

Symptoms

PolicyServer can not create connection with BIG-IP there is an Proxy Server that requires NTLM Auth to access the internet connection

Impact

Can not pass policy checks

Conditions

Access Policy created Proxy that requires NTLM Auth between client and the Internet

Workaround

None

Fix Information

None

Change history

Links

Original Vendor Announcement

Relevant Products

Click on a version to see all relevant bugs

Affected versions:11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 12.0.0, 12.0.0 hf1, 12.0.0 hf2, 12.0.0 hf3, 12.0.0 hf4

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: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

F5 - Defect ID: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

F5 - Defect ID: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

F5 - Defect ID: 518363

PolicyServer can not connect with BIG-IP with NTLM Proxy

Last updated on July 18th, 2026

BugZero Risk Score6.9 Medium

Bug Details

Symptoms

Impact

Conditions

Workaround

Fix Information

Links

Top F5 Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
6.9 Medium

BugZero Risk Score
6.9 Medium