Ongxpu

**Name of the Vulnerable Software and Affected Versions** ccoap version 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 **Description** A flaw in the option parsing logic leads to a segmentation fault—a specific type of crash occurring when a program attempts to access a memory location it is not allowed to—when the software processes COAP messages that contain invalid option numbers. **Recommendations** At the moment, there is no information about a newer version that contains a fix for this vulnerability.

ccoap 77f55c4b466e99327c24ace8a2913d3ba7e2ccd5 contains a null pointer dereference vulnerability in the coap dump msg() function when processing COAP messages containing options with zero length.