A Denial of Service vulnerability related to stack exhaustion has been identified in FlexNet Publisher lmadmin.exe 11.16.2. Please see the Symptoms section for more details.
If you do not distribute lmadmin to your customers, there is no further action on your part. If you do, you must distribute to those same customers the security update mentioned in the Resolution section of this article.
This security vulnerability has been assigned the CVE ID number of CVE-2019-8961.
Because the message reading function calls itself recursively given a certain condition in the received message, an unauthenticated remote attacker can repeatedly send messages of that type to cause a stack exhaustion condition.
The FlexNet Publisher 2019 R3 SP1 (18.104.22.168) addresses the security vulnerability and is available from Flexera’s Product and License Center.
We advise all FlexNet Publisher customers update lmadmin.exe to FlexNet Publisher 22.214.171.124.