ubuntu-cve-2016-7177
Vulnerability from osv_ubuntu
Published
2016-09-09 10:59
Modified
2026-04-22 07:38
Summary
Details

epan/dissectors/packet-catapult-dct2000.c in the Catapult DCT2000 dissector in Wireshark 2.x before 2.0.6 does not restrict the number of channels, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted packet.

Severity
5.9 (Medium)
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "libwireshark-data",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "libwireshark8",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "libwiretap6",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "libwscodecs1",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "libwsutil7",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "tshark",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "wireshark",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "wireshark-common",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "wireshark-gtk",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          },
          {
            "binary_name": "wireshark-qt",
            "binary_version": "2.2.6+g32dac6a-2ubuntu0.16.04"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "wireshark",
        "purl": "pkg:deb/ubuntu/wireshark@2.2.6+g32dac6a-2ubuntu0.16.04?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.2.6+g32dac6a-2ubuntu0.16.04"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.12.7+g7fc8978-1",
        "1.12.8+g5b6e543-2",
        "2.0.1+g59ea380-3build1",
        "2.0.2+ga16e22e-1"
      ]
    }
  ],
  "aliases": [],
  "details": "epan/dissectors/packet-catapult-dct2000.c in the Catapult DCT2000 dissector in Wireshark 2.x before 2.0.6 does not restrict the number of channels, which allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted packet.",
  "id": "UBUNTU-CVE-2016-7177",
  "modified": "2026-04-22T07:38:02Z",
  "published": "2016-09-09T10:59:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2016-7177"
    },
    {
      "type": "REPORT",
      "url": "https://code.wireshark.org/review/17096"
    },
    {
      "type": "REPORT",
      "url": "https://www.wireshark.org/security/wnpa-sec-2016-52.html"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-7177"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2016-7177"
  ]
}



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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.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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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.


Detection rules are retrieved from Rulezet.