{"id":"CVE-2026-19396","state":"PUBLISHED","title":"A predictable seed in the pseudo-random number generator (PRNG) in the IFTTT pairing token generation of the ASUS RT-BE57 router allows an unauthenticated nearby user to derive the","description":"A predictable seed in the pseudo-random number generator (PRNG) in the IFTTT pairing token generation of the ASUS RT-BE57 router allows an unauthenticated nearby user to derive the pairing token and read or modify router settings via observed values from an administrator-initiated IFTTT pairing session.Refer to the ' Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information.","publishedAt":"2026-10-07T02:07:33.205Z","updatedAt":"2026-10-07T18:38:56.073Z","severity":{"score":7.7,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"ASUS"},"assigner":"ASUS","products":["ASUS Router"],"affected":[{"vendor":"ASUS","product":"Router","defaultStatus":"unaffected","versions":[{"version":"3.0.0.6_102 series","status":"affected","versionType":"custom"}]}],"references":["https://www.asus.com/security-advisory"],"weaknesses":["CWE-337"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19396.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19396","state":"PUBLISHED","datePublished":"2026-10-07T02:07:33.205Z","dateUpdated":"2026-10-07T18:38:56.073Z","assignerShortName":"ASUS","assignerOrgId":"54bf65a7-a193-42d2-b1ba-8e150d3c35e1","dateReserved":"2026-08-10T07:25:54.054Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A predictable seed in the pseudo-random number generator (PRNG) in the IFTTT pairing token generation of the ASUS RT-BE57 router allows an unauthenticated nearby user to derive the pairing token and read or modify router settings via observed values from an administrator-initiated IFTTT pairing session.Refer to the ' Security Update for ASUS Router Firmware  ' section on the ASUS Security Advisory for more information."}],"affected":[{"vendor":"ASUS","product":"Router","defaultStatus":"unaffected","versions":[{"version":"3.0.0.6_102 series","status":"affected","versionType":"custom"}]}],"references":[{"url":"https://www.asus.com/security-advisory"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"ADJACENT","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":7.7,"vectorString":"CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-337","lang":"en","description":"CWE-337: Predictable Seed in Pseudo-Random Number Generator (PRNG)","type":"CWE"}]}],"providerMetadata":{"shortName":"ASUS","orgId":"54bf65a7-a193-42d2-b1ba-8e150d3c35e1","dateUpdated":"2026-10-07T02:07:33.205Z"},"cpeApplicability":[{"operator":"OR","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:asus:router:3.0.0.6_102_series:*:*:*:*:*:*:*"}]}]}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-07T18:38:34.062384Z","id":"CVE-2026-19396","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-07T18:38:56.073Z"}}]}}}