CVE-2024-46304

HIGH EPSS 41.0%

Published Oct 9, 20241y ago · Modified Jun 17, 20262w ago

7.5 CVSS 3.1

High

Published Oct 9, 2024 1y ago

Last Modified Jun 17, 2026 2w ago

Description

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.

CVSS Details

Base Score

7.5

Exploitability

3.9

Impact

3.6

Vector string

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality None

Integrity None

Availability High

Threat Intelligence

EPSS Exploit Probability

41.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-120

References 1

github.com https://github.com/obgm/libcoap/issues/1509

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.