CVE-2018-12680

HIGH

CoAPthon 3.1, 4.0.0-4.0.2 - Denial of Service via Serialize.deserialize() Exception Mishandling

Title source: llm
STIX 2.1

Description

The Serialize.deserialize() method in CoAPthon 3.1, 4.0.0, 4.0.1, and 4.0.2 mishandles certain exceptions, leading to a denial of service in applications that use this library (e.g., the standard CoAP server, CoAP client, CoAP reverse proxy, example collect CoAP server and client) when they receive crafted CoAP messages.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/Tanganelli/CoAPthon/issues/135

Scores

CVSS v3 7.5
EPSS 0.0146
EPSS Percentile 70.3%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-502
Status published
Products (5)
coapthon_project/coapthon 3.1
coapthon_project/coapthon 4.0.0
coapthon_project/coapthon 4.0.1
coapthon_project/coapthon 4.0.2
pypi/CoAPthon 0PyPI
Published Apr 02, 2019
Tracked Since Feb 18, 2026