Libcoap

Libcoap

7 vulnerabilities found.

Hinweis: Diese Liste kann unvollständig sein. Daten werden ohne Gewähr im Ursprungsformat bereitgestellt.
9.8

CVE-2025-50518

  • EPSS 0.06%
  • Published 14.08.2025 00:00:00
  • Last modified 11.09.2025 18:15:34

A use-after-free vulnerability exists in the coap_delete_pdu_lkd function within coap_pdu.c of the libcoap library. This issue occurs due to improper handling of memory after the freeing of a PDU object, leading to potential memory corruption or the ...

7.5

CVE-2024-46304

  • EPSS 0.25%
  • Published 09.10.2024 16:15:04
  • Last modified 10.10.2024 14:15:05

A NULL pointer dereference in libcoap v4.3.5-rc2 and below allows a remote attacker to cause a denial of service via the coap_handle_request_put_block function in src/coap_block.c.

7.5

CVE-2023-51847

  • EPSS 0.32%
  • Published 06.06.2024 22:15:09
  • Last modified 21.11.2024 08:38:54

An issue in obgm and Libcoap v.a3ed466 allows a remote attacker to cause a denial of service via thecoap_context_t function in the src/coap_threadsafe.c:297:3 component.

7.5

CVE-2024-31031

Exploit
  • EPSS 0.09%
  • Published 17.04.2024 19:15:07
  • Last modified 18.06.2025 19:40:24

An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages leading to unsigned integer overflow.

7.8

CVE-2024-0962

Exploit
  • EPSS 0.12%
  • Published 27.01.2024 13:15:07
  • Last modified 21.11.2024 08:47:53

A vulnerability was found in obgm libcoap 4.3.4. It has been rated as critical. Affected by this issue is the function get_split_entry of the file src/coap_oscore.c of the component Configuration File Handler. The manipulation leads to stack-based bu...

7.5

CVE-2023-30362

Exploit
  • EPSS 0.15%
  • Published 23.06.2023 12:15:09
  • Last modified 21.11.2024 08:00:04

Buffer Overflow vulnerability in coap_send function in libcoap library 4.3.1-103-g52cfd56 fixed in 4.3.1-120-ge242200 allows attackers to obtain sensitive information via malformed pdu.

6.5

CVE-2023-35862

Exploit
  • EPSS 0.1%
  • Published 19.06.2023 05:15:09
  • Last modified 21.11.2024 08:08:51

libcoap 4.3.1 contains a buffer over-read via the function coap_parse_oscore_conf_mem at coap_oscore.c.