Last Modified: Feb 07, 2024
Affected Product(s):
BIG-IP LTM, SSLO
Known 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, 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
Fixed In:
17.0.0, 16.1.2.2, 15.1.6.1
Opened: Nov 24, 2021 Severity: 3-Major
In a VIP-on-VIP (looped) situation, HTTP on one virtual server uses/reuses an existing 'http_proxy_opaque' whilst still in use by another virtual server that causes unexpected state changes in the opaque which may cause tmm to core.
Traffic disrupted while tmm restarts.
-- Explicit Forward Proxy SSL Orchestrator, in other words an L3 Explicit Proxy which is usually deployed in a VIP on VIP configuration -- Hostname resolution using explicit 'RESOLV::lookup' iRule in HTTP_PROXY_REQUEST on the explicit/client-facing VIP
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