An issue in the server_handle_regular function of the test_coap_server.c file within the FreeCoAP project allows remote attackers to cause a Denial of Service through specially crafted packets.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 8.2 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H | 3.9 | 4.2 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| keith-cullen | freecoap | 0.7 |
An issue in coap_msg.c in Keith Cullen's FreeCoAP v.0.7 allows remote attackers to cause a Denial of Service or potentially disclose information via a specially crafted packet.
Products Affected
| Vendor | Product | Version |
|---|---|---|
| keith-cullen | freecoap | 0.7 |
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 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 5.3 | MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L | 3.9 | 1.4 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| keith-cullen | freecoap | 1.0 |
Buffer Overflow in coap_msg.c in FreeCoAP allows remote attackers to execute arbitrary code or cause a denial of service (stack buffer overflow) via a crafted packet.
CVSS 3.x
| Source | Score | Severity | Vector | Exploitability | Impact |
|---|---|---|---|---|---|
| 134c704f-9b21-4f2e-91b3-4a467353bcc0 | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | 3.9 | 5.9 |
Products Affected
| Vendor | Product | Version |
|---|---|---|
| keith-cullen | freecoap | 0.7 |