{"id":"CVE-2022-22516","aliases":["EUVD-2022-27662","GHSA-wg22-wcgm-8m72"],"status":"published","title":"CODESYS driver SysDrv3S allows SYSTEM users on Microsoft Windows to read and write in restricted memory space.","description":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00263,"percentile":0.18325,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-732"],"published":"2022-04-07T18:21:18Z","modified":"2026-06-17T04:28:30Z","products":[{"vendor":"codesys","product":"codesys control rte (for beckhoff cx) sl"},{"vendor":"codesys","product":"codesys control rte (sl)"},{"vendor":"codesys","product":"codesys control win (sl)"},{"vendor":"codesys","product":"codesys development system v3"},{"vendor":"codesys","product":"control_rte_sl"},{"vendor":"codesys","product":"control_rte_sl_\\(for_beckhoff_cx\\)"},{"vendor":"codesys","product":"control_win_sl"},{"vendor":"codesys","product":"development_system"}],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=17090\u0026token=6cd08b169916366df31388d2e7ba58e7bce93508\u0026download=","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-22516"},{"url":"https://github.com/advisories/GHSA-wg22-wcgm-8m72"}],"sources":{"cve":[{"id":"CVE-2022-22516","title":"CODESYS driver SysDrv3S allows SYSTEM users on Microsoft Windows to read and write in restricted memory space.","description":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.","status":"published","published":"2022-04-07T18:21:18.417Z","modified":"2024-09-17T01:05:35.627Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:34:26.977054Z"}],"euvd":[{"id":"EUVD-2022-27662","description":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.","status":"published","published":"2022-04-07T18:21:18Z","modified":"2024-09-17T01:05:35Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:28:53.188643Z"}],"ghsa":[{"id":"GHSA-wg22-wcgm-8m72","title":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system...","description":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.","status":"published","published":"2022-04-08T00:00:22Z","modified":"2023-01-27T05:01:30Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:41:54.261914Z"}],"nvd":[{"id":"CVE-2022-22516","description":"The SysDrv3S driver in the CODESYS Control runtime system on Microsoft Windows allows any system user to read and write within restricted memory space.","status":"published","published":"2022-04-07T19:15:08.243Z","modified":"2026-06-17T04:28:30.737Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:07:14.706146Z"}]}}