CVE-2001-0903

Status: ModifiedHigh (7.5)—

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.

CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Base score: 7.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 1.65%
Percentile among all scored CVEs: 76
Score date: 10/8/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Intel — High-bandwidth Digital Content Protection

CWEs

NVD-CWE-Other

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2001-0903",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": true,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2001-11-20T05:00:00.000",
  "references": [
    {
      "url": "http://marc.info/?l=bugtraq&m=100626641009560&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://nunce.org/hdcp/hdcp111901.htm",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.iss.net/security_center/static/7612.php",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/3558",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://marc.info/?l=bugtraq&m=100626641009560&w=2",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://nunce.org/hdcp/hdcp111901.htm",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.iss.net/security_center/static/7612.php",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/3558",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "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."
    }
  ],
  "lastModified": "2026-06-16T21:55:11.643",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:intel:high-bandwidth_digital_content_protection:1.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C16A19D4-3B00-4872-A3B2-915B44321137"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}