{"id":"CVE-2023-29377","title":"An issue was discovered in Softing OPC UA C++ SDK through 6.20 and Softing Secure Integration Server through 1.22","summary":"An issue was discovered in Softing OPC UA C++ SDK through 6.20 and Softing Secure Integration Server through 1.22. By using FileType renames, it is possible to bypass limitations on assignment of a directory path to FileDirectory OPC UA …","severity":"medium","cvss":6.6,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-23"],"vendor":"Softing","product":"Secure Integration Server","affected":["secure_integration_server <= 1.22"],"published":"2026-09-14","updated":"2026-09-14","sourceUpdated":"2026-09-14T16:17:04.350","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2023-29377","references":[{"url":"https://industrial.softing.com/fileadmin/psirt/downloads/syt-2023-02.html","label":"cve@mitre.org"},{"url":"https://industrial.softing.com/fileadmin/psirt/downloads/syt-2023-02.json","label":"cve@mitre.org"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-23-1055/","label":"cve@mitre.org"}],"tags":["nvd","cve.org"],"epss":0.00485,"epssPercentile":0.40764,"zeroDay":true,"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-14T15:07:46.310381Z"},"ingestedAt":"2026-09-14T15:23:07.426Z","slug":"CVE-2023-29377","body":"## Overview\n\nAn issue was discovered in Softing OPC UA C++ SDK through 6.20 and Softing Secure Integration Server through 1.22. By using FileType renames, it is possible to bypass limitations on assignment of a directory path to FileDirectory OPC UA objects and a file path to File OPC UA objects.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":61,"depthScoreParts":{"impact":36.3,"likelihood":0.1,"exploitation":25,"ransomware":0},"changes":[{"seq":188708,"id":"CVE-2023-29377","ts":1789365384949,"field":"cvss","old":null,"new":"6.6"},{"seq":188707,"id":"CVE-2023-29377","ts":1789365384949,"field":"severity","old":"none","new":"medium"}]}