CodeMeter Server is currently running in License Access Permission Mode. You must first configure an access to a network or CmWAN server. A remote attacker can send a specially crafted packet, trigger out-of-bounds read error and read contents of memory on the system or cause a denial of service condition. To setup a license server either select the network option when installing CodeMeter Runtime or follow the steps below: In the WIBU WebAdmin go to Configuration Server Configuration Server Server Access and Enable the network server. CodeMeter Server is currently running in License Access Permission Mode: unknown. CVE-2021-20094: CodeMeter Runtime CmWAN Server: Denial of. The vulnerability exists due to a boundary condition. No part of this documentation, the accompanying software, or other components of the described product may be. manipulated packets can cause CodeMeter License Server to crash or read data from heap memory. CVE-2021-20094 is the case number for the vulnerability, which has a CVSS base score of 7.5. When processing the message, the server calls an invalid C++ virtual function, resulting in an access violation exception leading to process termination. The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack. The CodeMeter CmWAN server allows unencrypted messages from remote clients if the message body starts with '\xA2\x05'.
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