{"id":"CVE-2026-114383","title":"TOTOLINK EX200 wireless.so cstecgi.cgi setWiFiAclAddConfig stack-based overflow","summary":"A weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file /cgi-bin/cstecgi.cgi of the component wireless.so. This manipulation of the argument macAddress causes stack-based bu…","severity":"critical","cvss":10,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R","cvssSource":"cna","cwe":["CWE-121","CWE-119"],"vendor":"TOTOLINK","product":"EX200","affected":["EX200 5.2.3c.7200"],"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-10-28T18:27:38.466654Z"},"exploitAvailable":true,"published":"2026-10-21","updated":"2026-10-28","sourceUpdated":"2026-10-28T18:28:02.178Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114383","references":[{"url":"https://vuldb.com/vuln/424742","label":"VDB-424742 | TOTOLINK EX200 wireless.so cstecgi.cgi setWiFiAclAddConfig stack-based overflow"},{"url":"https://vuldb.com/vuln/424742/cti","label":"VDB-424742 | CTI Indicators (IOB, IOC, IOA)"},{"url":"https://vuldb.com/cve/CVE-2026-114383","label":"CVE-2026-114383 | CVE Analysis and Report"},{"url":"https://vuldb.com/submit/1019883","label":"Submit #1019883 | TOTOLINK EX200 V5.2.3c.7200 Stack-based Buffer Overflow"},{"url":"https://github.com/qwq-nm/CVE/blob/f5d61361eb7d846479f6d76c0aa4273e9af46d27/CVE2/report.md"},{"url":"https://www.totolink.net/"}],"tags":["cve.org","exploit-available"],"epss":0.00653,"epssPercentile":0.51207,"ingestedAt":"2026-10-21T22:18:33.746Z","slug":"CVE-2026-114383","body":"## Overview\n\nA weakness has been identified in TOTOLINK EX200 5.2.3c.7200. This impacts the function setWiFiAclAddConfig of the file /cgi-bin/cstecgi.cgi of the component wireless.so. This manipulation of the argument macAddress causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.\n\n## Affected\n\n- `EX200 5.2.3c.7200`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":55,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":231069,"id":"CVE-2026-114383","ts":1793288265192,"field":"exploit_available","old":"false","new":"true"}]}