Cisco Cisco Secure Access Control System 5.1 Release Notes

 lists the issues that are resolved in the ACS 5.1.0.44.1 cumulative patch.

You can download the ACS 5.1.0.44.1 cumulative patch from the following location:

Refer to 

 for instructions on how to apply the patch to 

your system.

 lists the issues that are resolved in the ACS 5.1.0.44.2 cumulative patch.

You can download the ACS 5.1.0.44.2 cumulative patch from the following location:

Refer to 

 for instructions on how to apply the patch to 

your system.

CSCtc41730

ACS resets SYN packets if Maximum Segment Size (MSS) is not set.

CSCtc20671

On ACS 5.0 deployments on VMware ESX, the ACS file system shows error, or is mounted as 
read-only.

CSCtd16825

CLI “copy” command is broken when working with “disk.”

CSCtd24949

TACACS+ authorization failure when authen_type is 0.

CSCte16911

ACS 5.1 shows an error when a TACACS authentication is set to PPP service type.

CSCtd99822

AD users with expired passwords fail authentication attempts even after the password is reset.

CSCte70900

ACS 5.1 rejects access-point to join WDS domain by “LEAP packet validation failed”.

CSCte79051

ACS runtime process crashes when it receives and handles several T+ session authorization 
requests simultaneously.

CSCte81150

ACS reports key mismatch for accounting packets that contain unknown authentication method. 

CSCtd57980

EPM Syslogs are not parsed as expected in ACS View collector.

CSCtd69364

AD client fails to start.

CSCtd00585 

ACS 5.1 AD client rebuilds the domain info map from scratch each time.