{"id":"CVE-2023-26151","aliases":[],"url":"https://o3.security/vulnerability/CVE-2023-26151","summary":"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…","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.","published":"2023-10-03T05:15:50.507","modified":"2026-06-17T05:42:47.527","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"},"epss":null,"cisaKev":null,"exploitsKnown":3,"affectedPackages":[],"fix":{"url":"https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262","label":"FreeOpcUa/opcua-asyncio@f6603da"},"references":[{"type":"EXPLOIT","url":"https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262"},{"type":"EXPLOIT","url":"https://github.com/FreeOpcUa/opcua-asyncio/issues/1013"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/pull/1039"},{"type":"WEB","url":"https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96"},{"type":"EXPLOIT","url":"https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709"},{"type":"EXPLOIT","url":"https://gist.github.com/artfire52/1540b234350795e0ecb4d672608dbec8"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/commit/f6603daa34a93a658f0e176cb0b9ee5a6643b262"},{"type":"EXPLOIT","url":"https://github.com/FreeOpcUa/opcua-asyncio/issues/1013"},{"type":"FIX","url":"https://github.com/FreeOpcUa/opcua-asyncio/pull/1039"},{"type":"WEB","url":"https://github.com/FreeOpcUa/opcua-asyncio/releases/tag/v0.9.96"},{"type":"EXPLOIT","url":"https://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-5673709"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T05:42:47.527"}}