Last Modified: Apr 28, 2025
Affected Product(s):
BIG-IP APM
Known Affected Versions:
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, 16.1.4.1, 16.1.4.2, 16.1.4.3, 16.1.5, 16.1.5.1, 16.1.5.2
Fixed In:
17.5.0
Opened: Feb 13, 2024 Severity: 3-Major
The Set-Cookie headers from previous 401 responses are merged into the final 200 OK response before sending it to client. This operation causes SSO to fail as the wrong Set-Cookie header is parsed on the client side.
Duplicate cookies are sent to the client side and SSO negotiation fails.
-- NTLM SSO configured -- The server sides sends one or more 401 responses to the BIG-IP system during the transaction, followed by a 200 response
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