Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Null Pointer Dereference in `coap_client_exchange_blockwise2` function in Keith Cullen FreeCoAP 1.0 allows remote attackers to cause a denial of service and potentially execute arbitrary code via a specially crafted CoAP packet that causes `coap_msg_get_payload(resp)` to return a null pointer, which is then dereferenced in a call to `memcpy`.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeCoAP 安全漏洞
Vulnerability Description
FreeCoAP是Keith Cullen个人开发者的一个C 语言实现的CoAP 服务器、客户端、HTTP/CoAP 代理。 FreeCoAP 0.7版本存在安全漏洞，该漏洞源于coap_client_exchange_blockwise2函数中的空指针取消引用，允许远程攻击者通过特制的CoAP数据包造成拒绝服务并执行任意代码。
CVSS Information
N/A
Vulnerability Type
N/A