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CVE-2001-0903
Linear key exchange process in High-bandwidth Digital Content Protection (HDCP) System allows remote attackers to access data as…
- 7.5HighCVSS base score
- 1.7%Exploitation in 30 daysEPSS · top 23% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
- 2 days later
· 2 days later
Published
- 23 years later
· 23 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
4
- http://nunce.org/hdcp/hdcp111901.htm (opens in a new tab)x_refsource_MISCx_transferred
- hdcp-authentication-keys(7612) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 3558 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20011120 A Cryptanalysis of the High-bandwidth Digital Content Protection System (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2001-0886 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2001-0903)Record last updated .