{
  "id": "CVE-2002-1820",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2002-12-31T05:00:00.000",
  "lastModified": "2024-11-20T23:42:12.233",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "register.php in Ultimate PHP Board (UPB) 1.0 and 1.0b uses an administrative account Admin with a capital \"A,\" but allows a remote attacker to impersonate the administrator by registering an account name of admin with a lower case \"a.\""
    }
  ],
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        "type": "Primary",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
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        "cvssData": {
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          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": true,
        "userInteractionRequired": false
      }
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  },
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      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
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          "value": "CWE-178"
        }
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    {
      "url": "http://www.iss.net/security_center/static/9972.php",
      "source": "cve@mitre.org",
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        "Patch"
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      "source": "cve@mitre.org",
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      "source": "cve@mitre.org",
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}