{"cve":"CVE-2019-13542","nvd":{"published":"2019-09-17T19:15:10.757","modified":"2026-06-17T02:16:56.693","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":6.5},"cwes":["CWE-476"],"references":["https://www.us-cert.gov/ics/advisories/icsa-19-255-04","https://www.us-cert.gov/ics/advisories/icsa-19-255-04"],"products":["codesys:control_for_beaglebone","codesys:control_for_empc-a\\/imx6","codesys:control_for_iot2000","codesys:control_for_pfc100","codesys:control_for_pfc200","codesys:control_for_raspberry_pi","codesys:control_rte","codesys:control_win","codesys:linux","codesys:runtime_system_toolkit"],"source":"nvd","synced_at":"2026-10-19T20:58:39.700375520+00:00"},"epss":{"cve":"CVE-2019-13542","score":0.01489,"percentile":0.7409,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}