ubuntu-cve-2020-15466
Vulnerability from osv_ubuntu
Published
2020-07-05 11:15
Modified
2026-04-22 07:39
Summary
Details

In Wireshark 3.2.0 to 3.2.4, the GVCP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-gvcp.c by ensuring that an offset increases in all situations.

Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
N/A (UNKNOWN)
low
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "libwireshark-data",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libwireshark13",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libwiretap10",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "libwsutil11",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "tshark",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "wireshark",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "wireshark-common",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "wireshark-gtk",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "wireshark-qt",
            "binary_version": "3.2.3-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "wireshark",
        "purl": "pkg:deb/ubuntu/wireshark@3.2.3-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.2.3-1ubuntu0.1~esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "3.0.5-1",
        "3.0.7-1",
        "3.2.1-1",
        "3.2.2-1",
        "3.2.3-1"
      ]
    }
  ],
  "aliases": [],
  "details": "In Wireshark 3.2.0 to 3.2.4, the GVCP dissector could go into an infinite loop. This was addressed in epan/dissectors/packet-gvcp.c by ensuring that an offset increases in all situations.",
  "id": "UBUNTU-CVE-2020-15466",
  "modified": "2026-04-22T07:39:28Z",
  "published": "2020-07-05T11:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-15466"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16029"
    },
    {
      "type": "REPORT",
      "url": "https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=11f40896b696e4e8c7f8b2ad96028404a83a51a4"
    },
    {
      "type": "REPORT",
      "url": "https://www.wireshark.org/security/wnpa-sec-2020-09.html"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6262-1"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-15466"
    }
  ],
  "related": [
    "USN-6262-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-15466"
  ]
}



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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

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.