{
  "id": "CVE-2009-4128",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2009-12-01T16:30:01.467",
  "lastModified": "2024-01-16T01:15:33.613",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "GNU GRand Unified Bootloader (GRUB) 2 1.97 only compares the submitted portion of a password with the actual password, which makes it easier for physically proximate attackers to conduct brute force attacks and bypass authentication by submitting a password whose length is 1."
    },
    {
      "lang": "es",
      "value": "GNU GRand Unified Bootloader (GRUB) 2 v1.97 \u00fanicamente compara el fragmento enviado de una contrase\u00f1a con la contrase\u00f1a actual, lo que facilita que atacantes pr\u00f3ximos realicen ataques de fuerza bruta y eviten la autenticaci\u00f3n mediante el env\u00edo de una contrase\u00f1a de longitud 1."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 7.2
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 3.9,
        "impactScore": 10.0,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:gnu:grub_2:1.97:*:*:*:*:*:*:*",
              "matchCriteriaId": "955C28B6-5161-429A-92B3-996A3B799E68"
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  ],
  "references": [
    {
      "url": "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=555195",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2024/01/15/3",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/36968",
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ]
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/54210",
      "source": "cve@mitre.org"
    }
  ]
}