{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-49322","assignerOrgId":"c15abc07-96a9-4d11-a503-5d621bfe42ba","state":"PUBLISHED","assignerShortName":"ASRG","dateReserved":"2026-05-29T07:26:43.199Z","datePublished":"2026-05-29T07:29:55.546Z","dateUpdated":"2026-06-27T08:46:27.117Z"},"containers":{"cna":{"providerMetadata":{"orgId":"c15abc07-96a9-4d11-a503-5d621bfe42ba","shortName":"ASRG","dateUpdated":"2026-06-27T08:46:27.117Z"},"title":"Indian Scout Bobber 2025 Infotainment-to-WCM weak authentication allows recovery of user PIN from observed exchange","datePublic":"2026-05-29T15:00:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-1390","description":"CWE-1390 Weak Authentication","type":"CWE"},{"lang":"en","cweId":"CWE-327","description":"CWE-327 Use of a Broken or Risky Cryptographic Algorithm","type":"CWE"},{"lang":"en","cweId":"CWE-294","description":"CWE-294 Authentication Bypass by Capture-Replay","type":"CWE"}]}],"impacts":[{"descriptions":[{"lang":"en","value":"Cryptanalysis"}]},{"descriptions":[{"lang":"en","value":"Authentication Abuse"}]}],"affected":[{"vendor":"Indian Motorcycle","product":"Scout Bobber + Tech","platforms":["OEM Motorcycle"],"modules":["Wireless Control Module (WCM)","Infotainment / Digital Round"],"versions":[{"status":"affected","version":"2025","versionType":"model-year"}],"defaultStatus":"unknown"}],"descriptions":[{"lang":"en","value":"Weak authentication in the Wireless Control Module (WCM) of the Indian Motorcycle Scout Bobber + Tech 2025 model year allows an adjacent-network attacker with read access to the in-vehicle network to recover the user-set unlock PIN by passively observing a single PIN authentication exchange. The Infotainment Digital Round display computes its response using a non-cryptographic operation rather than a cryptographic challenge-response, so the PIN is mathematically derivable from one captured exchange, defeating the motorcycle's primary user-authentication control. Specific protocol details have been withheld pending vendor remediation.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Weak authentication in the Wireless Control Module (WCM) of the Indian Motorcycle Scout Bobber + Tech 2025 model year allows an adjacent-network attacker with read access to the in-vehicle network to recover the user-set unlock PIN by passively observing a single PIN authentication exchange. The Infotainment Digital Round display computes its response using a non-cryptographic operation rather than a cryptographic challenge-response, so the PIN is mathematically derivable from one captured exchange, defeating the motorcycle's primary user-authentication control. Specific protocol details have been withheld pending vendor remediation.</p>"}]}],"references":[{"url":"https://www.asrg.io/security-advisories/cve-2026-49322-indian-scout-infotainment-wcm-weak-authentication","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":4.3,"vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"PHYSICAL","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","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":"MEDIUM","baseScore":4.1,"vectorString":"CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}}],"solutions":[{"lang":"en","value":"Replace the non-cryptographic response computation with a digital signature (for example ECDSA P-256) or an HMAC over a fresh per-session random nonce, bound to a stable per-vehicle identifier to prevent cross-bike replay.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Replace the non-cryptographic response computation with a digital signature (for example ECDSA P-256) or an HMAC over a fresh per-session random nonce, bound to a stable per-vehicle identifier to prevent cross-bike replay.</p>"}]}],"timeline":[{"time":"2025-03-26T00:00:00.000Z","lang":"en","value":"Reported to Indian Motorcycle by Rustic Security LLC (responsible disclosure)"}],"credits":[{"lang":"en","value":"Scott Sheahan, Rustic Security LLC","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.2"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-29T15:01:05.171770Z","id":"CVE-2026-49322","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-05-29T15:01:20.202Z"}}]}}