{"schemaVersion":3,"id":"CVE-2025-28034","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"TOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a pre-auth remote command execution vulnerability in the NTPSyncWithHost function through the hostTime parameter.","dates":{"published":"2025-04-22T00:00:00.000Z","modified":"2025-04-23T15:01:19.895Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":9.8,"severity":"critical","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":9.8,"severity":"critical","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01342,"percentile":0.71079,"severity":"low","asOf":"2026-10-21T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-21T00:00:00.000Z","baselineScore":0.01342},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01219,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01219,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01219,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01219,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.01342,"percentile":0.71079}],"last30":[{"date":"2026-09-21T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01342,"percentile":null},{"date":"2026-10-21T00:00:00.000Z","score":0.01342,"percentile":0.71079}]},"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":[{"id":"REF_C37CF665E9E9A7F8","name":"Exploit Reference (locrian-lightning-dc7.notion.site)","source":"reference","url":"https://locrian-lightning-dc7.notion.site/CVE-2025-28034-RCE2-1a98e5e2b1a280bebf53d868f1b1a711","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_0BB173E39282E2E1","name":"Exploit Reference (locrian-lightning-dc7.notion.site)","source":"reference","url":"https://locrian-lightning-dc7.notion.site/RCE2-1a98e5e2b1a280bebf53d868f1b1a711?pvs=74","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":2,"weaknesses":[{"id":"CWE-78","name":"Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')","description":"The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/78.html"}],"affected":[{"vendor":"totolink","product":"a3000ru_firmware","name":"a3000ru firmware","label":"a3000ru_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"5.9c.5185_b20201128","noFixRecorded":false,"fixedIn":null}],"versionsText":"5.9c.5185_b20201128","eol":null,"hubHref":"/vendor/totolink/a3000ru"},{"vendor":"totolink","product":"a3100r_firmware","name":"a3100r firmware","label":"a3100r_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.2cu.5247_b20211129","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.2cu.5247_b20211129","eol":null,"hubHref":"/vendor/totolink/a3100r"},{"vendor":"totolink","product":"a800r_firmware","name":"a800r firmware","label":"a800r_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.2cu.5137_b20200730","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.2cu.5137_b20200730","eol":null,"hubHref":"/vendor/totolink/a800r"},{"vendor":"totolink","product":"a810r_firmware","name":"a810r firmware","label":"a810r_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.2cu.5182_b20201026","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.2cu.5182_b20201026","eol":null,"hubHref":"/vendor/totolink/a810r"},{"vendor":"totolink","product":"a830r_firmware","name":"a830r firmware","label":"a830r_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.2cu.5182_b20201102","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.2cu.5182_b20201102","eol":null,"hubHref":"/vendor/totolink/a830r"},{"vendor":"totolink","product":"a950rg_firmware","name":"a950rg firmware","label":"a950rg_firmware","ecosystem":null,"cpePart":"o","purl":null,"purlType":null,"versions":[{"text":"4.1.2cu.5161_b20200903","noFixRecorded":false,"fixedIn":null}],"versionsText":"4.1.2cu.5161_b20200903","eol":null,"hubHref":"/vendor/totolink/a950rg"}],"affectedCount":6,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://locrian-lightning-dc7.notion.site/RCE2-1a98e5e2b1a280bebf53d868f1b1a711?pvs=74","label":"locrian-lightning-dc7.notion.site/RCE2-1a98e5e2b1a280bebf53d868f1b1a711?pvs=74","hostname":"locrian-lightning-dc7.notion.site","tags":["Exploit","Third Party Advisory"]},{"url":"https://locrian-lightning-dc7.notion.site/CVE-2025-28034-RCE2-1a98e5e2b1a280bebf53d868f1b1a711","label":"locrian-lightning-dc7.notion.site/CVE-2025-28034-RCE2-1a98e5e2b1a280bebf53d868f1b1a711","hostname":"locrian-lightning-dc7.notion.site","tags":["Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2025-04-22T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2025-04-23T15:01:19.895Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":70,"level":"high","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T15:11:38.199Z","stale":false,"partial":false}}