{"id":"CVE-2018-15172","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-15172","generatedAt":"2026-10-28T22:43:32.511Z","title":"TP-Link WR840N devices have a buffer overflow via a long Authorization HTTP header.","description":"TP-Link WR840N devices have a buffer overflow via a long Authorization HTTP header.","published":"2018-08-15T17:29:03.000Z","lastModified":"2026-06-17T01:42:10.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-119"],"affected":["tp-link/tl-wr840n firmware"],"epss":{"score":0.08195,"percentile":0.94844,"date":"2026-10-27","history":[{"date":"2026-09-21","score":0.06497,"percentile":0.93544},{"date":"2026-09-22","score":0.08299,"percentile":0.94674}]},"kev":{"listed":false},"exploits":{"count":1,"verified":false,"firstPublished":"2018-08-16","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":45203,"kind":"exploit","title":"TP-Link WR840N 0.9.1 3.16 - Denial of Service (PoC)","url":"https://www.exploit-db.com/exploits/45203","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/hardware/dos/45203.txt","file":"exploits/hardware/dos/45203.txt","published":"2018-08-16","added":"2018-08-16","updated":"2018-08-17","author":"Aniket Dinda","type":"dos","platform":"hardware","port":80,"verified":false,"codes":["CVE-2018-15172"],"tags":"Denial of Service (DoS)","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":null}]},"verdict":{"level":"urgent","text":"A public exploit is published in Exploit-DB and the impact is high, while EPSS rates exploitation at 8.2%. Anyone can run this; patch or mitigate before the next change window and check exposed instances for signs of use."},"changes":[],"references":[{"url":"https://hackingvila.wordpress.com/2018/08/08/tp-link-buffer-overflow-via-a-long-authorization-http-header-cve-2018-15172/","tags":["Permissions Required"],"source":"cve@mitre.org"},{"url":"https://www.exploit-db.com/exploits/45203/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://hackingvila.wordpress.com/2018/08/08/tp-link-buffer-overflow-via-a-long-authorization-http-header-cve-2018-15172/","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.exploit-db.com/exploits/45203/","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-15172","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."}