GSD-2015-7358

Vulnerability from gsd - Updated: 2023-12-13 01:20
Details
The IsDriveLetterAvailable method in Driver/Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, does not properly validate drive letter symbolic links, which allows local users to mount an encrypted volume over an existing drive letter and gain privileges via an entry in the /GLOBAL?? directory.
Aliases
Aliases
CVE-2015-7358
To clipboard 

{
  "GSD": {
    "alias": "CVE-2015-7358",
    "description": "The IsDriveLetterAvailable method in Driver/Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, does not properly validate drive letter symbolic links, which allows local users to mount an encrypted volume over an existing drive letter and gain privileges via an entry in the /GLOBAL?? directory.",
    "id": "GSD-2015-7358",
    "references": [
      "https://packetstormsecurity.com/files/cve/CVE-2015-7358"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2015-7358"
      ],
      "details": "The IsDriveLetterAvailable method in Driver/Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, does not properly validate drive letter symbolic links, which allows local users to mount an encrypted volume over an existing drive letter and gain privileges via an entry in the /GLOBAL?? directory.",
      "id": "GSD-2015-7358",
      "modified": "2023-12-13T01:20:01.924402Z",
      "schema_version": "1.4.0"
    }
  },
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        "ID": "CVE-2015-7358",
        "STATE": "PUBLIC"
      },
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                    "version": {
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          }
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            "name": "[oss-security] 20150924 Re: CVE Request - TrueCrypt 7.1a and VeraCrypt 1.14 Local Elevation of Privilege",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2015/09/24/3"
          },
          {
            "name": "http://packetstormsecurity.com/files/133878/Truecrypt-7-Derived-Code-Windows-Drive-Letter-Symbolic-Link-Creation-Privilege-Escalation.html",
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            "url": "http://packetstormsecurity.com/files/133878/Truecrypt-7-Derived-Code-Windows-Drive-Letter-Symbolic-Link-Creation-Privilege-Escalation.html"
          },
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            "name": "[oss-security] 20150922 CVE Request - TrueCrypt 7.1a and VeraCrypt 1.14 Local Elevation of Privilege",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2015/09/22/7"
          },
          {
            "name": "https://code.google.com/p/google-security-research/issues/detail?id=538",
            "refsource": "MISC",
            "url": "https://code.google.com/p/google-security-research/issues/detail?id=538"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
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        "nodes": [
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                    "cpe23Uri": "cpe:2.3:a:ciphershed:ciphershed:*:*:*:*:*:*:*:*",
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                    "versionEndIncluding": "0.7.5.0",
                    "vulnerable": true
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                    "cpe_name": [],
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        "description": {
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            {
              "lang": "en",
              "value": "The IsDriveLetterAvailable method in Driver/Ntdriver.c in TrueCrypt 7.0, VeraCrypt before 1.15, and CipherShed, when running on Windows, does not properly validate drive letter symbolic links, which allows local users to mount an encrypted volume over an existing drive letter and gain privileges via an entry in the /GLOBAL?? directory."
            }
          ]
        },
        "problemtype": {
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            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-264"
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              "name": "https://veracrypt.codeplex.com/wikipage?title=Release%20Notes",
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            },
            {
              "name": "https://code.google.com/p/google-security-research/issues/detail?id=538",
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            },
            {
              "name": "[oss-security] 20150924 Re: CVE Request - TrueCrypt 7.1a and VeraCrypt 1.14 Local Elevation of Privilege",
              "refsource": "MLIST",
              "tags": [
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              "url": "http://www.openwall.com/lists/oss-security/2015/09/24/3"
            },
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                "Third Party Advisory"
              ],
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "LOCAL",
            "authentication": "NONE",
            "availabilityImpact": "COMPLETE",
            "baseScore": 7.2,
            "confidentialityImpact": "COMPLETE",
            "integrityImpact": "COMPLETE",
            "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
            "version": "2.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 10.0,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "HIGH",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.0"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 5.9
        }
      },
      "lastModifiedDate": "2021-06-28T18:20Z",
      "publishedDate": "2017-10-03T01:29Z"
    }
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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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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