CVE-2026-49322: CWE-1390 Weak Authentication in Indian Motorcycle (Polaris Inc.) Scout Bobber + Tech
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.
AI Analysis
Technical Summary
CVE-2026-49322 describes a weak authentication vulnerability in the Wireless Control Module of the 2025 Indian Motorcycle Scout Bobber + Tech. The issue stems from the use of a non-cryptographic challenge-response mechanism in the Infotainment Digital Round display, which allows an attacker with passive read access to the in-vehicle network to mathematically derive the user-set unlock PIN from a single captured authentication exchange. This defeats the motorcycle's primary user authentication control. Specific protocol details are withheld pending vendor remediation. No patch or official fix has been disclosed as of the publication date.
Potential Impact
An attacker with adjacent-network access and the ability to passively observe the in-vehicle network can recover the user unlock PIN, potentially allowing unauthorized unlocking of the motorcycle. The vulnerability compromises confidentiality of the PIN but does not affect integrity or availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit physical or network adjacency access to the motorcycle's in-vehicle network to trusted parties only. Monitor for vendor updates regarding official patches or mitigations.
CVE-2026-49322: CWE-1390 Weak Authentication in Indian Motorcycle (Polaris Inc.) Scout Bobber + Tech
Description
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.
CVSS v3.1
Score 4.3medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-49322 describes a weak authentication vulnerability in the Wireless Control Module of the 2025 Indian Motorcycle Scout Bobber + Tech. The issue stems from the use of a non-cryptographic challenge-response mechanism in the Infotainment Digital Round display, which allows an attacker with passive read access to the in-vehicle network to mathematically derive the user-set unlock PIN from a single captured authentication exchange. This defeats the motorcycle's primary user authentication control. Specific protocol details are withheld pending vendor remediation. No patch or official fix has been disclosed as of the publication date.
Potential Impact
An attacker with adjacent-network access and the ability to passively observe the in-vehicle network can recover the user unlock PIN, potentially allowing unauthorized unlocking of the motorcycle. The vulnerability compromises confidentiality of the PIN but does not affect integrity or availability. There are no known exploits in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, limit physical or network adjacency access to the motorcycle's in-vehicle network to trusted parties only. Monitor for vendor updates regarding official patches or mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- ASRG
- Date Reserved
- 2026-05-29T07:26:43.199Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a1944d2e29bf47b50ae4c6d
Added to database: 5/29/2026, 7:48:34 AM
Last enriched: 5/29/2026, 8:03:53 AM
Last updated: 5/29/2026, 7:36:07 PM
Views: 10
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