Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

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Will_Adams_1995's avatar
Will_Adams_1995
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Oct 18, 2015

Client authentication random failure - 11.6 HF4

We have a pair of BIG IP 6900 appliances that work as an active/passive HA pair. Recently we have upgraded the appliances to 11.6 HF4 (we were on 11.3 HF10) and have been having issues with our clie...
BIG-IP Access Policy Manager (APM)
design
management
security
Will_Adams_1995's avatar
Will_Adams_1995
Icon for Nimbostratus rankNimbostratus
Oct 18, 2015

On my loan device (which now no longer breaks!!!), I will get the certificate subject for the user account (FQDN, i.e. user, usergroups, domain). I noticed that if I set the CRL (as was being done on the 11.3 instance), this would cause a failure. The same certificate subject is returned.