FKIE_CVE-2018-5195

Vulnerability from fkie_nvd - Published: 2018-01-17 17:29 - Updated: 2026-06-17 01:59
Severity
9.8 (Critical) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document.
References
vuln@krcert.or.krhttp://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htmVendor Advisory
vuln@krcert.or.krhttps://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htmVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983Third Party Advisory, VDB Entry
Impacted products
Vendor Product Version
hancom thinkfree_office_neo *
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Hancom office Hword NEO",
          "vendor": "Hancom",
          "versions": [
            {
              "status": "affected",
              "version": "9.6.1.5183 and earlier"
            }
          ]
        }
      ],
      "source": "vuln@krcert.or.kr"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hancom:thinkfree_office_neo:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "34F5914C-B517-47A9-B5F3-F4AC5A20962E",
              "versionEndIncluding": "9.6.1.5183",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Hancom NEO versions 9.6.1.5183 and earlier have a buffer Overflow vulnerability that leads remote attackers to execute arbitrary commands when performing the hyperlink Attributes in document."
    },
    {
      "lang": "es",
      "value": "Las versiones 9.6.1.5183 y anteriores de Hancom NEO tienen una vulnerabilidad de desbordamiento de b\u00fafer que conduce a que atacantes remotos ejecuten comandos arbitrarios al ejecutar los atributos hyperlink en el documento."
    }
  ],
  "id": "CVE-2018-5195",
  "lastModified": "2026-06-17T01:59:49.350",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": true,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 6.4,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2018-01-17T17:29:01.100",
  "references": [
    {
      "source": "vuln@krcert.or.kr",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htm"
    },
    {
      "source": "vuln@krcert.or.kr",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "http://help.hancom.com/cve/hoffice/en-US/CVE_en_050_01.htm"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory",
        "VDB Entry"
      ],
      "url": "https://www.krcert.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=26983"
    }
  ],
  "sourceIdentifier": "vuln@krcert.or.kr",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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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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