Last Modified: May 28, 2025
Affected Product(s):
BIG-IP LTM
Known Affected Versions:
17.1.1, 17.1.0, 16.1.4.2, 16.1.4.1, 16.1.4, 16.1.3.5, 16.1.3.4, 15.1.9.1, 15.1.9, 15.1.8.2, 15.1.10.3, 15.1.10.2, 15.1.10
Fixed In:
17.5.0, 17.1.2
Opened: Jan 23, 2024 Severity: 3-Major
When a virtual server with a fastL4 or UDP profile has an idle-timeout set to "immediate" is replaced with another profile with an idle-timeout set to a non-zero value, the server-side response traffic is not passed to the client.
Clients do not receive responses from the server (reply packets from the server are dropped at the BIG-IP)
-- Virtual server with a fastl4 profile, or a standard virtual with a UDP profile. -- the idle-timeout parameter is set to immediate. -- The profile is replaced with another profile of the same type -- the idle-timeout parameter in the new profile has a non-zero value
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