{
  "id": "CVE-2003-0512",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2003-08-27T04:00:00.000",
  "lastModified": "2017-10-11T01:29:10.700",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Cisco IOS 12.2 and earlier generates a \"% Login invalid\" message instead of prompting for a password when an invalid username is provided, which allows remote attackers to identify valid usernames on the system and conduct brute force password guessing, as reported for the Aironet Bridge."
    },
    {
      "lang": "es",
      "value": "Cisco IOS 12.2 y anteriores genera un mensaje \"% Login Invalid\" en vez de solicitar una contrase\u00f1a cuando se suministra un nombre de usuario inv\u00e1lido, lo que permite a atacantes remotos identificar nombres de usuario v\u00e1lidos e intentar averiguar la contrase\u00f1a con m\u00e9todos de fuerza bruta, como ha  informado Aironet Bridge."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-310"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.0\\(24\\)s1:*:*:*:*:*:*:*",
              "matchCriteriaId": "E3630462-F414-4D6B-8766-7CED5366C852"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.0\\(24.2\\)s:*:*:*:*:*:*:*",
              "matchCriteriaId": "8C3E9A9A-B80F-43BD-8A63-762B60D6DBE3"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(11\\)ja1:*:*:*:*:*:*:*",
              "matchCriteriaId": "3F7E536B-DD9A-4F46-B8C1-F29DC3298972"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(14.5\\):*:*:*:*:*:*:*",
              "matchCriteriaId": "9802FF68-2932-42F6-B66F-545A59FB5EB7"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(14.5\\)t:*:*:*:*:*:*:*",
              "matchCriteriaId": "0E51D01E-F3CB-4413-985E-D72F71D7B423"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(15\\)zn:*:*:*:*:*:*:*",
              "matchCriteriaId": "776DCDA0-839D-4EA2-8C0C-D28E897C1E71"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(15.1\\)s:*:*:*:*:*:*:*",
              "matchCriteriaId": "2C4B7EF3-FD99-4CCD-B05A-807EE53A58BE"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(16\\)b:*:*:*:*:*:*:*",
              "matchCriteriaId": "CF6730C6-1387-4A52-8778-7FC144134AC6"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:cisco:ios:12.2\\(16.1\\)b:*:*:*:*:*:*:*",
              "matchCriteriaId": "AB1A7354-F886-427D-943A-388824100550"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0056.html",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.cisco.com/warp/public/707/cisco-sn-20030724-ios-enum.shtml",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.kb.cert.org/vuls/id/886796",
      "source": "cve@mitre.org",
      "tags": [
        "US Government Resource"
      ]
    },
    {
      "url": "http://www.vigilante.com/inetsecurity/advisories/VIGILANTE-2003002.htm",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5824",
      "source": "cve@mitre.org"
    }
  ]
}