{"cve":"CVE-2018-12679","nvd":{"published":"2019-04-02T19:29:00.260","modified":"2026-06-17T01:38:10.030","status":"Modified","description":"The Serialize.deserialize() method in CoAPthon3 1.0 and 1.0.1 mishandles certain exceptions, leading to a denial of service in applications that use this library (e.g., the standard CoAP server, CoAP client, example collect CoAP server and client) when they receive crafted CoAP messages.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-502"],"references":["https://github.com/Tanganelli/CoAPthon3/issues/16","https://github.com/Tanganelli/CoAPthon3/issues/16"],"products":["coapthon3_project:coapthon3"],"source":"nvd","synced_at":"2026-10-19T20:55:22.313337056+00:00"},"epss":{"cve":"CVE-2018-12679","score":0.01488,"percentile":0.74073,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-c6fm-rgw4-8q73","url":"https://osv.dev/vulnerability/GHSA-c6fm-rgw4-8q73","summary":"CoAPthon3 vulnerable to Deserialization of Untrusted Data","modified":"2024-09-06T15:56:04.488755Z","packages":[{"ecosystem":"PyPI","name":"coapthon3","purl":"pkg:pypi/coapthon3","ranges":["<=1.0.1"],"fixed":[]}]},{"id":"PYSEC-2019-166","url":"https://osv.dev/vulnerability/PYSEC-2019-166","summary":"","modified":"2023-11-08T03:59:50.772985Z","packages":[{"ecosystem":"PyPI","name":"coapthon3","purl":"pkg:pypi/coapthon3","ranges":[">=1.0"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}