{"id":"CVE-2023-26151","details":"Versions of the package asyncua before 0.9.96 are vulnerable to Denial of Service (DoS) such that an attacker can send a malformed packet and as a result, the server will enter into an infinite loop and consume excessive memory.","aliases":["GHSA-gfvq-mxw3-mfq3","PYSEC-2023-190"],"modified":"2026-05-15T04:06:33.009397772Z","published":"2023-10-03T05:00:01.093Z","database_specific":{"cwe_ids":["CWE-400"],"cna_assigner":"snyk","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26151.json"},"references":[{"type":"WEB","url":"https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8"},{"type":"WEB","url":"https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96"},{"type":"WEB","url":"https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/26xxx/CVE-2023-26151.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26151"},{"type":"REPORT","url":"https://github.com/FreeOpcUa/opcua-asyncio/issues/1013"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/pull/1039"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P"}]}