{"id":"CVE-2022-4046","aliases":["EUVD-2022-51423","GHSA-w93c-fgm5-qf42"],"status":"published","title":"CODESYS: Improper memory restrictions fro CODESYS Control","description":"In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user privileges to gain full access of the device.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00878,"percentile":0.59308,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2023-08-03T12:39:44Z","modified":"2026-06-17T05:19:50Z","products":[{"vendor":"codesys","product":"codesys control for beaglebone sl"},{"vendor":"codesys","product":"codesys control for empc-a/imx6 sl"},{"vendor":"codesys","product":"codesys control for iot2000 sl"},{"vendor":"codesys","product":"codesys control for linux sl"},{"vendor":"codesys","product":"codesys control for pfc100 sl"},{"vendor":"codesys","product":"codesys control for pfc200 sl"},{"vendor":"codesys","product":"codesys control for plcnext sl"},{"vendor":"codesys","product":"codesys control for raspberry pi sl"},{"vendor":"codesys","product":"codesys control for wago touch panels 600 sl"},{"vendor":"codesys","product":"codesys control rte (for beckhoff cx) sl"},{"vendor":"codesys","product":"codesys control rte (sl)"},{"vendor":"codesys","product":"codesys control runtime system toolkit"},{"vendor":"codesys","product":"codesys control win (sl)"},{"vendor":"codesys","product":"codesys hmi (sl)"},{"vendor":"codesys","product":"control_for_beaglebone_sl"},{"vendor":"codesys","product":"control_for_empc-a\\/imx6_sl"},{"vendor":"codesys","product":"control_for_iot2000_sl"},{"vendor":"codesys","product":"control_for_linux_sl"},{"vendor":"codesys","product":"control_for_pfc100_sl"},{"vendor":"codesys","product":"control_for_pfc200_sl"},{"vendor":"codesys","product":"control_for_plcnext_sl"},{"vendor":"codesys","product":"control_for_raspberry_pi_sl"},{"vendor":"codesys","product":"control_for_wago_touch_panels_600_sl"},{"vendor":"codesys","product":"control_rte_sl"},{"vendor":"codesys","product":"control_rte_sl_\\(for_beckhoff_cx\\)"},{"vendor":"codesys","product":"control_runtime_system_toolkit"},{"vendor":"codesys","product":"control_win_sl"},{"vendor":"codesys","product":"hmi_sl"}],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2023-025/","tags":["x_transferred","Mitigation","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-4046"},{"url":"https://cert.vde.com/en/advisories/VDE-2023-025"},{"url":"https://github.com/advisories/GHSA-w93c-fgm5-qf42"}],"sources":{"cve":[{"id":"CVE-2022-4046","title":"CODESYS: Improper memory restrictions fro CODESYS Control","description":"In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user privileges to gain full access of the device.","status":"published","published":"2023-08-03T12:39:44.002Z","modified":"2026-05-29T14:06:35.326Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:34:37.599536Z"}],"euvd":[{"id":"EUVD-2022-51423","description":"In CODESYS Control in multiple versions a improper restriction of operations within the bounds of a memory buffer allow an remote attacker with user 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