{"id":"CVE-2022-32137","aliases":["EUVD-2022-53378","GHSA-vj74-p39q-jppr"],"status":"published","title":"CODESYS Runtime System prone to heap based buffer overflow","description":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.","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":"2026-11-11","score":0.01426,"percentile":0.73287,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2022-06-24T07:46:20Z","modified":"2026-06-17T04:46:44Z","products":[{"vendor":"codesys","product":"plcwinnt"},{"vendor":"codesys","product":"runtime toolkit"},{"vendor":"codesys","product":"runtime_toolkit"}],"references":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile\u0026t=f\u0026f=17139\u0026token=ec67d15a433b61c77154166c20c78036540cacb0\u0026download=","tags":["x_refsource_CONFIRM","x_transferred","Mitigation","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-32137"},{"url":"https://github.com/advisories/GHSA-vj74-p39q-jppr"}],"sources":{"cve":[{"id":"CVE-2022-32137","title":"CODESYS Runtime System prone to heap based buffer overflow","description":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.","status":"published","published":"2022-06-24T07:46:20.466Z","modified":"2024-09-16T21:04:08.115Z","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-122"],"updated_at":"2026-11-02T14:34:36.917505Z"}],"euvd":[{"id":"EUVD-2022-53378","description":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.","status":"published","published":"2022-06-24T07:46:20Z","modified":"2024-09-16T21:04:08Z","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"}],"updated_at":"2026-11-03T00:55:08.578591Z"}],"ghsa":[{"id":"GHSA-vj74-p39q-jppr","title":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may...","description":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.","status":"published","published":"2022-06-25T00:01:01Z","modified":"2023-01-27T05:05:21Z","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"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:42:40.834674Z"}],"nvd":[{"id":"CVE-2022-32137","description":"In multiple CODESYS products, a low privileged remote attacker may craft a request, which may cause a heap-based buffer overflow, resulting in a denial-of-service condition or memory overwrite. User interaction is not required.","status":"published","published":"2022-06-24T08:15:07.773Z","modified":"2026-06-17T04:46:44.667Z","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":"secondary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:07:22.613788Z"}]}}