{"id":"CVE-2019-25658","url":"https://www.cyber-defence.io/tools/cve/CVE-2019-25658","generatedAt":"2026-10-28T00:31:04.059Z","title":"a-Mac Address Change 5.4 contains a local buffer overflow vulnerability that allows local attackers to crash the application by supplying oversized input to registration form fields.","description":"a-Mac Address Change 5.4 contains a local buffer overflow vulnerability that allows local attackers to crash the application by supplying oversized input to registration form fields. Attackers can paste 212 bytes of data into the 'Your Name', 'Your Company', or 'Register Code' fields and click the Register button to trigger a denial of service crash.","published":"2026-04-05T21:16:43.000Z","lastModified":"2026-07-24T22:10:00.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.8,"severity":"MEDIUM","vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-787"],"affected":[],"epss":{"score":0.00138,"percentile":0.0314,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://amac.paqtool.com/","source":"disclosure@vulncheck.com"},{"url":"https://www.exploit-db.com/exploits/46292","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/a-mac-address-change-local-buffer-overflow-dos","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2019-25658","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}