gsd-2018-18586
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
** DISPUTED ** chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application.
Aliases
Aliases



{
  "GSD": {
    "alias": "CVE-2018-18586",
    "description": "** DISPUTED ** chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application.",
    "id": "GSD-2018-18586",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-18586.html",
      "https://advisories.mageia.org/CVE-2018-18586.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-18586"
      ],
      "details": "** DISPUTED ** chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application.",
      "id": "GSD-2018-18586",
      "modified": "2023-12-13T01:22:36.627077Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-18586",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
      },
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "** DISPUTED ** chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application."
          }
        ]
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "n/a"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/kyz/libmspack/commit/7cadd489698be117c47efcadd742651594429e6d",
            "refsource": "MISC",
            "url": "https://github.com/kyz/libmspack/commit/7cadd489698be117c47efcadd742651594429e6d"
          },
          {
            "name": "https://www.openwall.com/lists/oss-security/2018/10/22/1",
            "refsource": "MISC",
            "url": "https://www.openwall.com/lists/oss-security/2018/10/22/1"
          },
          {
            "name": "https://bugs.debian.org/911639",
            "refsource": "MISC",
            "url": "https://bugs.debian.org/911639"
          },
          {
            "name": "GLSA-201903-20",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/201903-20"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:kyzer:libmspack:0.3:alpha:*:*:*:*:*:*",
                    "matchCriteriaId": "A8922C30-64ED-4C15-999E-58AB0812814C",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:kyzer:libmspack:0.4:alpha:*:*:*:*:*:*",
                    "matchCriteriaId": "979ED5F0-4DE8-4091-BFD5-CD98AFF2BB43",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:kyzer:libmspack:0.5:alpha:*:*:*:*:*:*",
                    "matchCriteriaId": "F9DBC30C-9FC0-4471-B63B-0E948E2569C6",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:kyzer:libmspack:0.6:alpha:*:*:*:*:*:*",
                    "matchCriteriaId": "880442E9-7E36-4A6E-AA77-2310750AE21E",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:a:kyzer:libmspack:0.7:alpha:*:*:*:*:*:*",
                    "matchCriteriaId": "BE5A7D47-85EC-4045-9FB4-369CCD4044B2",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "descriptions": [
          {
            "lang": "en",
            "value": "chmextract.c in the chmextract sample program, as distributed with libmspack before 0.8alpha, does not protect against absolute/relative pathnames in CHM files, leading to Directory Traversal. NOTE: the vendor disputes that this is a libmspack vulnerability, because chmextract.c was only intended as a source-code example, not a supported application"
          },
          {
            "lang": "es",
            "value": "** EN DISPUTA ** chmextract.c en el programa de muestra chmextract, tal y como se distribuye en libmspack en versiones anteriores a la 0.8alpha, no protege contra nombres de ruta absoluta/relativa en archivos CHM, lo que conduce a un salto de directorio. NOTA: el fabricante discute que esto sea una vulnerabilidad en libmspack, ya que chmextract.c solo se dise\u00f1\u00f3 como ejemplo de c\u00f3digo abierto, no una aplicaci\u00f3n soportada."
          }
        ],
        "id": "CVE-2018-18586",
        "lastModified": "2024-04-11T01:01:19.080",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "NONE",
                "baseScore": 5.0,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV30": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                "version": "3.0"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 1.4,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2018-10-23T02:29:00.700",
        "references": [
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://bugs.debian.org/911639"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Exploit",
              "Vendor Advisory"
            ],
            "url": "https://github.com/kyz/libmspack/commit/7cadd489698be117c47efcadd742651594429e6d"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://security.gentoo.org/glsa/201903-20"
          },
          {
            "source": "cve@mitre.org",
            "tags": [
              "Mailing List",
              "Third Party Advisory"
            ],
            "url": "https://www.openwall.com/lists/oss-security/2018/10/22/1"
          }
        ],
        "sourceIdentifier": "cve@mitre.org",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-22"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}


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