gsd-2020-35517
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.
Aliases
Aliases
CVE-2020-35517


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-35517",
    "description": "A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.",
    "id": "GSD-2020-35517",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-35517.html",
      "https://access.redhat.com/errata/RHSA-2021:0743",
      "https://access.redhat.com/errata/RHSA-2021:0711",
      "https://access.redhat.com/errata/RHBA-2021:0639",
      "https://ubuntu.com/security/CVE-2020-35517",
      "https://security.archlinux.org/CVE-2020-35517",
      "https://linux.oracle.com/cve/CVE-2020-35517.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-35517"
      ],
      "details": "A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.",
      "id": "GSD-2020-35517",
      "modified": "2023-12-13T01:22:01.094990Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ID": "CVE-2020-35517",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "qemu",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "=",
                          "version_value": "qemu 5.2.0"
                        }
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                    }
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              "vendor_name": "n/a"
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          }
        ]
      },
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            "description": [
              {
                "cweId": "CWE-269",
                "lang": "eng",
                "value": "CWE-269"
              }
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          }
        ]
      },
      "references": {
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          {
            "name": "https://github.com/qemu/qemu/commit/ebf101955ce8f8d72fba103b5151115a4335de2c",
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          },
          {
            "name": "https://www.openwall.com/lists/oss-security/2021/01/22/1",
            "refsource": "MISC",
            "url": "https://www.openwall.com/lists/oss-security/2021/01/22/1"
          },
          {
            "name": "https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html",
            "refsource": "MISC",
            "url": "https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html"
          },
          {
            "name": "https://security.gentoo.org/glsa/202208-27",
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          {
            "name": "https://security.netapp.com/advisory/ntap-20210312-0002/",
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            "url": "https://security.netapp.com/advisory/ntap-20210312-0002/"
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        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
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            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndIncluding": "5.2.50",
                "versionStartIncluding": "5.0.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
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            }
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        },
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        },
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              "tags": [
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            },
            {
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            },
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              "url": "https://security.gentoo.org/glsa/202208-27"
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        }
      },
      "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": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 8.2,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "HIGH",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 1.5,
          "impactScore": 6.0
        }
      },
      "lastModifiedDate": "2023-02-12T23:41Z",
      "publishedDate": "2021-01-28T20:15Z"
    }
  }
}


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