{"id":"CVE-2022-22510","aliases":["EUVD-2022-27656","GHSA-24fj-279j-cvw2"],"status":"published","title":"CODESYS: Null Pointer Dereference in CODESYS PROFINET stack","description":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00972,"percentile":0.62251,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2022-02-02T12:26:13Z","modified":"2026-06-17T04:28:29Z","products":[{"vendor":"codesys","product":"profinet"}],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=17020\u0026token=9acf91a2b5e1719ff71a019e86c3e8e411bfd252\u0026download=","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22510"},{"url":"https://github.com/advisories/GHSA-24fj-279j-cvw2"}],"sources":{"cve":[{"id":"CVE-2022-22510","title":"CODESYS: Null Pointer Dereference in CODESYS PROFINET stack","description":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.","status":"published","published":"2022-02-02T12:26:13.4Z","modified":"2024-09-17T01:06:20.768Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:34:26.645563Z"}],"euvd":[{"id":"EUVD-2022-27656","description":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.","status":"published","published":"2022-02-02T12:26:13Z","modified":"2024-09-17T01:06:20Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:52.69419Z"}],"ghsa":[{"id":"GHSA-24fj-279j-cvw2","title":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of...","description":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.","status":"published","published":"2022-02-03T00:00:18Z","modified":"2023-02-03T05:05:28Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:53:44.871531Z"}],"nvd":[{"id":"CVE-2022-22510","description":"Codesys Profinet in version V4.2.0.0 is prone to null pointer dereference that allows a denial of service (DoS) attack of an unauthenticated user via SNMP.","status":"published","published":"2022-02-02T13:15:08.46Z","modified":"2026-06-17T04:28:29.803Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:07:11.52734Z"}]}}