usn-2524-1
Vulnerability from osv_ubuntu
Published
2015-03-11 00:41
Modified
2026-04-22 07:36
Summary
ecryptfs-utils vulnerability
Details

Sylvain Pelissier discovered that eCryptfs did not generate a random salt when encrypting the mount passphrase with the login password. An attacker could use this issue to discover the login password used to protect the mount passphrase and gain unintended access to the encrypted files.

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2014-9687",
              "severity": [
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ecryptfs-utils",
            "binary_version": "104-0ubuntu1.14.04.3"
          },
          {
            "binary_name": "libecryptfs0",
            "binary_version": "104-0ubuntu1.14.04.3"
          },
          {
            "binary_name": "python-ecryptfs",
            "binary_version": "104-0ubuntu1.14.04.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "ecryptfs-utils",
        "purl": "pkg:deb/ubuntu/ecryptfs-utils@104-0ubuntu1.14.04.3?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "104-0ubuntu1.14.04.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "103-0ubuntu2",
        "104-0ubuntu1"
      ]
    }
  ],
  "aliases": [],
  "details": "Sylvain Pelissier discovered that eCryptfs did not generate a random salt when\nencrypting the mount passphrase with the login password. An attacker could use\nthis issue to discover the login password used to protect the mount passphrase\nand gain unintended access to the encrypted files.\n",
  "id": "USN-2524-1",
  "modified": "2026-04-22T07:36:32Z",
  "published": "2015-03-11T00:41:13Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-2524-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2014-9687"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "ecryptfs-utils vulnerability",
  "upstream": [
    "UBUNTU-CVE-2014-9687"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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