{"id":"CVE-2026-3203","title":"Buffer Over-read in Wireshark","summary":"RF4CE Profile protocol dissector crash in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","cvssSource":"cna","cwe":["CWE-126"],"vendor":"Wireshark Foundation","product":"Wireshark","affected":["Wireshark >= 4.6.0 < 4.6.4","Wireshark >= 4.4.0 < 4.4.14"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-02-25T20:35:47.008169Z"},"published":"2026-02-25","updated":"2026-09-17","sourceUpdated":"2026-09-17T18:35:21.214Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-3203","references":[{"url":"https://www.wireshark.org/security/wnpa-sec-2026-07.html"},{"url":"https://gitlab.com/wireshark/wireshark/-/issues/21009","label":"GitLab Issue #21009"}],"tags":["cve.org"],"epss":0.00157,"epssPercentile":0.05271,"ingestedAt":"2026-09-17T19:26:25.354Z","slug":"CVE-2026-3203","body":"## Overview\n\nRF4CE Profile protocol dissector crash in Wireshark 4.6.0 to 4.6.3 and 4.4.0 to 4.4.13 allows denial of service\n\n## Affected\n\n- `Wireshark >= 4.6.0 < 4.6.4`\n- `Wireshark >= 4.4.0 < 4.4.14`\n\n## Remediation\n\nUpgrade to version 4.6.4 or above","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}