{"id":"CVE-2019-13542","aliases":["EUVD-2019-4997","GHSA-87r9-pj76-c2hq"],"status":"published","title":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0,...","description":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.01505,"percentile":0.74571,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2019-09-17T18:56:45Z","modified":"2026-06-17T02:16:56Z","products":[{"vendor":"codesys","product":"control_for_beaglebone"},{"vendor":"codesys","product":"control_for_empc-a\\/imx6"},{"vendor":"codesys","product":"control_for_iot2000"},{"vendor":"codesys","product":"control_for_pfc100"},{"vendor":"codesys","product":"control_for_pfc200"},{"vendor":"codesys","product":"control_for_raspberry_pi"},{"vendor":"codesys","product":"control_rte"},{"vendor":"codesys","product":"control_win"},{"vendor":"codesys","product":"linux"},{"vendor":"codesys","product":"runtime_system_toolkit"},{"vendor":"gmbh","product":"3s-smart software solutions gmbh codesys v3 opc ua server"}],"references":[{"url":"https://www.us-cert.gov/ics/advisories/icsa-19-255-04","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-13542"},{"url":"https://github.com/advisories/GHSA-87r9-pj76-c2hq"}],"sources":{"cve":[{"id":"CVE-2019-13542","description":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.","status":"published","published":"2019-09-17T18:56:45Z","modified":"2024-08-04T23:57:39.459Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:20:24.025419Z"}],"euvd":[{"id":"EUVD-2019-4997","description":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.","status":"published","published":"2019-09-17T18:56:45Z","modified":"2024-08-04T23:57:39Z","updated_at":"2026-11-03T02:40:42.016311Z"}],"ghsa":[{"id":"GHSA-87r9-pj76-c2hq","title":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0,...","description":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.","status":"published","published":"2022-05-24T16:56:21Z","modified":"2024-04-04T01:57:58Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:56:04.496643Z"}],"nvd":[{"id":"CVE-2019-13542","description":"3S-Smart Software Solutions GmbH CODESYS V3 OPC UA Server, all versions 3.5.11.0 to 3.5.15.0, allows an attacker to send crafted requests from a trusted OPC UA client that cause a NULL pointer dereference, which may trigger a denial-of-service condition.","status":"published","published":"2019-09-17T19:15:10.757Z","modified":"2026-06-17T02:16:56.693Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:05:28.126831Z"}]}}