The vulnerability of the CoAP Handler Block1 in the open-source implementation of the LightWeight Machine-to-Machine (LwM2M) protocol, Eclipse Wakaama, allows a attacker to cause a service failure.

The vulnerability of the CoAP Block1 handler in the open-source implementation of the LightWeight Machine-to-Machine LwM2M protocol, Eclipse Wakaama, involves unlimited distribution of resources. Exploiting this vulnerability could allow a malicious actor to cause service failures...

CVE-2026-58465 Eclipse Wakaama CoAP Block1 Handler Unbounded Memory Allocation DoS

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...

CVE-2026-58465 Eclipse Wakaama CoAP Block1 Handler Unbounded Memory Allocation DoS

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...

EUVD-2026-41417

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...

PT-2026-55282

Name of the Vulnerable Software and Affected Versions Eclipse Wakaama versions prior to snapshot/2026-05-26 Description An unbounded memory allocation issue exists in the CoAP Block1 handler within the coap/block.c file. Unauthenticated remote attackers can cause a denial of service by sending a...

CVE-2026-58465: Allocation of Resources Without Limits or Throttling

Eclipse Wakaama before snapshot/2026-05-26 contains an unbounded memory allocation vulnerability in the CoAP Block1 handler within coap/block.c that allows unauthenticated remote attackers to exhaust server memory by sending a sequence of Block1 PUT requests with incrementing block numbers...