# CVE-2001-0903

## Summary

- **CVE ID:** CVE-2001-0903
- **Severity:** UNKNOWN
- **CVSS Score:** 0.08
- **CWE:** N/A
- **Published:** Feb 2, 2002
- **Last Modified:** Mar 16, 2026

## Description

Linear key exchange process in High-bandwidth Digital Content Protection (HDCP) System allows remote attackers to access data as plaintext, avoid device blacklists, clone devices, and create new device keyvectors by computing and using alternate key combinations for authentication.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://nunce.org/hdcp/hdcp111901.htm)
- [CNA](http://www.iss.net/security_center/static/7612.php)
- [CNA](http://www.securityfocus.com/bid/3558)
- [CNA](http://marc.info/?l=bugtraq&m=100626641009560&w=2)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 1.67%
- **EPSS Percentile:** 81.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._