{"schemaVersion":3,"id":"CVE-2017-12754","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Stack buffer overflow in httpd in Asuswrt-Merlin firmware 380.67_0RT-AC5300 and earlier for ASUS devices and ASUS firmware for ASUS RT-AC5300, RT_AC1900P, RT-AC68U, RT-AC68P, RT-AC88U, RT-AC66U, RT-AC66U_B1, RT-AC58U, RT-AC56U, RT-AC55U, RT-AC52U, RT-AC51U, RT-N18U, RT-N66U, RT-N56U, RT-AC3200, RT-AC3100, RT_AC1200GU, RT_AC1200G, RT-AC1200, RT-AC53, RT-N12HP, RT-N12HP_B1, RT-N12D1, RT-N12+, RT_N12+_PRO, RT-N16, and RT-N300 devices allows remote attackers to execute arbitrary code on the router by sending a crafted http GET request packet that includes a long delete_offline_client parameter in the url.","dates":{"published":"2017-08-09T15:00:00.000Z","modified":"2024-08-05T18:51:06.166Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.5,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.0271,"percentile":0.8577,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.0271},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.0271,"percentile":0.8577}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.0271,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.0271,"percentile":0.8577}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-119","name":"Improper Restriction of Operations within the Bounds of a Memory Buffer","description":"The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.","type":"weakness","status":"Stable","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/119.html"}],"affected":[{"vendor":"asuswrt-merlin","product":"asuswrt-merlin","name":"asuswrt-merlin","label":"asuswrt-merlin","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"≤ 380.67","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 380.67","eol":null,"hubHref":"/vendor/asuswrt-merlin/asuswrt-merlin"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://asuswrt.lostrealm.ca/changelog","label":"asuswrt.lostrealm.ca/changelog","hostname":"asuswrt.lostrealm.ca","tags":["X Refsource CONFIRM","Vendor Advisory"]},{"url":"https://github.com/coincoin7/Wireless-Router-Vulnerability/blob/master/Asus_DeleteOfflineClientOverflow.txt","label":"github.com/coincoin7/Wireless-Router-Vulnerability/blob/master/Asus_DeleteOfflineClientOverflow.txt","hostname":"github.com","tags":["X Refsource MISC","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2017-08-09T15:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T18:51:06.166Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":36,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T02:17:58.058Z","stale":false,"partial":false}}