{"id":"CVE-2026-109161","title":"Buffer Overflow in Digital I/O","summary":"Insufficient bounds checking in the Digital I/O function may allow a remote attacker with high privileges to cause a denial of service.","severity":"medium","cvss":4.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-120"],"vendor":"Welotec","product":"TK100","affected":["TK100 >= 0.0.0 < 3.5.116","TK500-v2 >= 0.0.0 < 1.0.124","TK500-v3 >= 0.0.0 < 1.0.123"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-07T02:41:04.200787Z"},"published":"2026-11-03","updated":"2026-11-07","sourceUpdated":"2026-11-07T02:41:14.582Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-109161","references":[{"url":"https://www.certvde.com/en/advisories/VDE-2026-119/"}],"tags":["cve.org"],"epss":0.003,"epssPercentile":0.22832,"ingestedAt":"2026-11-05T19:30:42.933Z","slug":"CVE-2026-109161","body":"## Overview\n\nInsufficient bounds checking in the Digital I/O function may allow a remote attacker with high privileges to cause a denial of service.\n\n## Affected\n\n- `TK100 >= 0.0.0 < 3.5.116`\n- `TK500-v2 >= 0.0.0 < 1.0.124`\n- `TK500-v3 >= 0.0.0 < 1.0.123`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":27,"depthScoreParts":{"impact":27,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}