FKIE_CVE-2019-6493

Vulnerability from fkie_nvd - Published: 2019-04-11 20:29 - Updated: 2024-11-21 04:46
Severity
5.5 (Medium) - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Summary
SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC0 is called. This kernel pointer can be leaked if the kernel pool becomes a "big" pool.
References
cve@mitre.orghttps://downwithup.github.io/CVEPosts.htmlExploit, Vendor Advisory
cve@mitre.orghttps://www.iobit.com/en/iobitsmartdefrag.phpProduct, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://downwithup.github.io/CVEPosts.htmlExploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.iobit.com/en/iobitsmartdefrag.phpProduct, Vendor Advisory
Impacted products
Vendor Product Version
iobit smart_defrag 6
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:iobit:smart_defrag:6:*:*:*:*:*:*:*",
              "matchCriteriaId": "C142C1F3-2219-436E-B37A-0AE1C7EFEDF4",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "SmartDefragDriver.sys (2.0) in IObit Smart Defrag 6 never frees an executable kernel pool that is allocated with user defined bytes and size when IOCTL 0x9C401CC0 is called. This kernel pointer can be leaked if the kernel pool becomes a \"big\" pool."
    },
    {
      "lang": "es",
      "value": "La biblioteca SmartDefragDriver.sys (2.0) en IObit Smart Defrag versi\u00f3n 6, nunca libera un grupo de kernel ejecutable que se asigna con bytes y tama\u00f1o definidos por el usuario cuando IOCTL 0x9C401CC0 es llamado. Este puntero de kernel puede ser filtrado si el grupo de kernel se convierte en un grupo \"grande\"."
    }
  ],
  "id": "CVE-2019-6493",
  "lastModified": "2024-11-21T04:46:33.017",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 2.1,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "NONE",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2019-04-11T20:29:00.603",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://downwithup.github.io/CVEPosts.html"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Product",
        "Vendor Advisory"
      ],
      "url": "https://www.iobit.com/en/iobitsmartdefrag.php"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
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      "url": "https://downwithup.github.io/CVEPosts.html"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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        "Vendor Advisory"
      ],
      "url": "https://www.iobit.com/en/iobitsmartdefrag.php"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-401"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Sightings

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Nomenclature

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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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