gsd-2019-17343
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.
Aliases
Aliases
CVE-2019-17343


To clipboard 

{
  "GSD": {
    "alias": "CVE-2019-17343",
    "description": "An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.",
    "id": "GSD-2019-17343",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-17343.html",
      "https://www.debian.org/security/2020/dsa-4602"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2019-17343"
      ],
      "details": "An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains.",
      "id": "GSD-2019-17343",
      "modified": "2023-12-13T01:23:44.402099Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2019-17343",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "n/a"
            }
          ]
        }
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      "data_type": "CVE",
      "data_version": "4.0",
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            "value": "An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains."
          }
        ]
      },
      "problemtype": {
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                "value": "n/a"
              }
            ]
          }
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      },
      "references": {
        "reference_data": [
          {
            "name": "http://xenbits.xen.org/xsa/advisory-288.html",
            "refsource": "CONFIRM",
            "url": "http://xenbits.xen.org/xsa/advisory-288.html"
          },
          {
            "name": "https://xenbits.xen.org/xsa/advisory-288.html",
            "refsource": "MISC",
            "url": "https://xenbits.xen.org/xsa/advisory-288.html"
          },
          {
            "name": "[oss-security] 20191025 Xen Security Advisory 288 v3 (CVE-2019-17343) - x86: Inconsistent PV IOMMU discipline",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2019/10/25/10"
          },
          {
            "name": "DSA-4602",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2020/dsa-4602"
          },
          {
            "name": "20200114 [SECURITY] [DSA 4602-1] xen security update",
            "refsource": "BUGTRAQ",
            "url": "https://seclists.org/bugtraq/2020/Jan/21"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "4.11.2",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              },
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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            ],
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      },
      "cve": {
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          "ID": "CVE-2019-17343"
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        "data_type": "CVE",
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        "description": {
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              "value": "An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging incorrect use of the HVM physmap concept for PV domains."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-667"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://xenbits.xen.org/xsa/advisory-288.html",
              "refsource": "MISC",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "https://xenbits.xen.org/xsa/advisory-288.html"
            },
            {
              "name": "[oss-security] 20191025 Xen Security Advisory 288 v3 (CVE-2019-17343) - x86: Inconsistent PV IOMMU discipline",
              "refsource": "MLIST",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "http://www.openwall.com/lists/oss-security/2019/10/25/10"
            },
            {
              "name": "http://xenbits.xen.org/xsa/advisory-288.html",
              "refsource": "CONFIRM",
              "tags": [
                "Vendor Advisory"
              ],
              "url": "http://xenbits.xen.org/xsa/advisory-288.html"
            },
            {
              "name": "DSA-4602",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2020/dsa-4602"
            },
            {
              "name": "20200114 [SECURITY] [DSA 4602-1] xen security update",
              "refsource": "BUGTRAQ",
              "tags": [
                "Mailing List",
                "Third Party Advisory"
              ],
              "url": "https://seclists.org/bugtraq/2020/Jan/21"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.6,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "PARTIAL",
            "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 6.4,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "PHYSICAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.8,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 0.9,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2022-03-31T18:11Z",
      "publishedDate": "2019-10-08T01:15Z"
    }
  }
}


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