GSD-2017-7995

Vulnerability from gsd - Updated: 2023-12-13 01:21
Details
Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the get_user function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL.
Aliases
Aliases
CVE-2017-7995
To clipboard 

{
  "GSD": {
    "alias": "CVE-2017-7995",
    "description": "Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the get_user function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL.",
    "id": "GSD-2017-7995",
    "references": [
      "https://www.suse.com/security/cve/CVE-2017-7995.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2017-7995"
      ],
      "details": "Xen PV guest before Xen 4.3 checked access permissions to MMIO ranges only after accessing them, allowing host PCI device space memory reads, leading to information disclosure. This is an error in the get_user function. NOTE: the upstream Xen Project considers versions before 4.5.x to be EOL.",
      "id": "GSD-2017-7995",
      "modified": "2023-12-13T01:21:07.236949Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2017-7995",
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                "cpe_name": [],
                "versionEndIncluding": "4.2.5",
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            }
          ]
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      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": true,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "SINGLE",
            "availabilityImpact": "NONE",
            "baseScore": 1.7,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:L/AC:L/Au:S/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 3.1,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "LOW",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.8,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 2.0,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2017-05-15T17:45Z",
      "publishedDate": "2017-05-03T19:59Z"
    }
  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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