{"id":"CVE-2018-19524","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-19524","generatedAt":"2026-10-29T02:04:59.883Z","title":"A long password to the Web_passwd function allows remote attackers to cause a denial of service (segmentation fault) or achieve unauthenticated remote code execution because of control of registers S0 through S4 and T4 through T7.","description":"An issue was discovered on Shenzhen Skyworth DT741 Converged Intelligent Terminal (G/EPON+IPTV) SDOTBGN1, DT721-cb SDOTBGN1, and DT741-cb SDOTBGN1 devices. A long password to the Web_passwd function allows remote attackers to cause a denial of service (segmentation fault) or achieve unauthenticated remote code execution because of control of registers S0 through S4 and T4 through T7.","published":"2019-03-21T16:00:32.000Z","lastModified":"2026-06-17T01:49:27.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-20"],"affected":["skyworthdigital/dt740 firmware","skyworthdigital/dt721-cb firmware","skyworthdigital/dt741-cb firmware"],"epss":{"score":0.50523,"percentile":0.98909,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.37134,"percentile":0.98496},{"date":"2026-09-22","score":0.50523,"percentile":0.98863}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2019-02-12","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":46358,"kind":"exploit","title":"Skyworth GPON HomeGateways and Optical Network Terminals - Stack Overflow","url":"https://www.exploit-db.com/exploits/46358","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/asp/dos/46358.py","file":"exploits/asp/dos/46358.py","published":"2019-02-12","added":"2019-02-12","updated":"2019-02-12","author":"Kaustubh G. Padwad","type":"dos","platform":"asp","port":80,"verified":false,"codes":["CVE-2018-19524"],"tags":"Buffer Overflow","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 50.5%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[{"kind":"epss","label":"EPSS jump","at":"2026-09-22T00:00:00.000Z","detail":{"to":0.50523,"from":0.37134,"percentile":0.98863},"summary":"EPSS moved from 37.1% to 50.5% probability of exploitation in the next thirty days."}],"references":[{"url":"http://packetstormsecurity.com/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://seclists.org/fulldisclosure/2019/Feb/30","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://s3curityb3ast.github.io/KSA-Dev-001.md","source":"cve@mitre.org"},{"url":"https://seclists.org/bugtraq/2019/Feb/21","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.breakthesec.com/2019/02/cve-2018-19524-stack-overflow-in.html","source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/46358/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://packetstormsecurity.com/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://seclists.org/fulldisclosure/2019/Feb/30","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://s3curityb3ast.github.io/KSA-Dev-001.md","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://seclists.org/bugtraq/2019/Feb/21","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.breakthesec.com/2019/02/cve-2018-19524-stack-overflow-in.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/46358/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-19524","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."}