usn-3276-1
Vulnerability from osv_ubuntu
Published
2017-05-05 07:12
Modified
2026-02-10 04:41
Summary
shadow vulnerabilities
Details

Sebastian Krahmer discovered integer overflows in shadow utilities. A local attacker could possibly cause them to crash or potentially gain privileges via crafted input. (CVE-2016-6252)

Tobias Stöckmann discovered a race condition in su. A local attacker could cause su to send SIGKILL to other processes with root privileges. (CVE-2017-2616)

References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2016-6252",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-2616",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:14.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "login",
            "binary_version": "1:4.1.5.1-1ubuntu9.4"
          },
          {
            "binary_name": "passwd",
            "binary_version": "1:4.1.5.1-1ubuntu9.4"
          },
          {
            "binary_name": "uidmap",
            "binary_version": "1:4.1.5.1-1ubuntu9.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:14.04:LTS",
        "name": "shadow",
        "purl": "pkg:deb/ubuntu/shadow@1:4.1.5.1-1ubuntu9.4?arch=source\u0026distro=trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:4.1.5.1-1ubuntu9.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:4.1.5.1-1ubuntu6",
        "1:4.1.5.1-1ubuntu7",
        "1:4.1.5.1-1ubuntu8",
        "1:4.1.5.1-1ubuntu9",
        "1:4.1.5.1-1ubuntu9.1",
        "1:4.1.5.1-1ubuntu9.2"
      ]
    },
    {
      "database_specific": {
        "cves_map": {
          "cves": [
            {
              "id": "CVE-2016-6252",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            },
            {
              "id": "CVE-2017-2616",
              "severity": [
                {
                  "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
                  "type": "CVSS_V3"
                },
                {
                  "score": "medium",
                  "type": "Ubuntu"
                }
              ]
            }
          ],
          "ecosystem": "Ubuntu:16.04:LTS"
        }
      },
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "login",
            "binary_version": "1:4.2-3.1ubuntu5.2"
          },
          {
            "binary_name": "passwd",
            "binary_version": "1:4.2-3.1ubuntu5.2"
          },
          {
            "binary_name": "uidmap",
            "binary_version": "1:4.2-3.1ubuntu5.2"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "shadow",
        "purl": "pkg:deb/ubuntu/shadow@1:4.2-3.1ubuntu5.2?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:4.2-3.1ubuntu5.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:4.1.5.1-1.1ubuntu7",
        "1:4.2-3.1ubuntu1",
        "1:4.2-3.1ubuntu2",
        "1:4.2-3.1ubuntu3",
        "1:4.2-3.1ubuntu4",
        "1:4.2-3.1ubuntu5"
      ]
    }
  ],
  "aliases": [],
  "details": "Sebastian Krahmer discovered integer overflows in shadow utilities.\nA local attacker could possibly cause them to crash or potentially\ngain privileges via crafted input. (CVE-2016-6252)\n\nTobias St\u00f6ckmann discovered a race condition in su. A local\nattacker could cause su to send SIGKILL to other processes with\nroot privileges. (CVE-2017-2616)\n",
  "id": "USN-3276-1",
  "modified": "2026-02-10T04:41:07Z",
  "published": "2017-05-05T07:12:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-3276-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-6252"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-2616"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "summary": "shadow vulnerabilities",
  "upstream": [
    "UBUNTU-CVE-2016-6252",
    "UBUNTU-CVE-2017-2616"
  ]
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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

Author Source Type Date Other

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • 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.


Detection rules are retrieved from Rulezet.