Security advisory

{
  "id": "fa4cee9c90d626cbc1d809fbd24aecde607ffc5fd934d35a37ab116e6444aaed",
  "url": "https://osv.dev/vulnerability/CVE-2020-15466",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-15466",
    "summary": "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.",
    "evidence": "osv:CVE-2020-15466",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-15466",
      "aliases": [
        "CVE-2020-15466"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e0ed4cfa3d72110257da54c26ad3a28d282ef454"
                },
                {
                  "last_affected": "893b5a5e1e3e925ea4f1ba408091c4af113538df"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.2.0"
                      },
                      {
                        "last_affected": "3.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "wireshark-3.2.4",
            "v3.2.4",
            "v3.2.4rc0",
            "wireshark-3.2.3",
            "v3.2.3",
            "v3.2.3rc0",
            "wireshark-3.2.2",
            "v3.2.2",
            "v3.2.2rc0",
            "wireshark-3.2.1",
            "v3.2.1",
            "v3.2.1rc0",
            "wireshark-3.2.0",
            "v3.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15466.json"
          }
        },
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/wireshark/wireshark",
              "type": "GIT",
              "events": [
                {
                  "introduced": "e0ed4cfa3d72110257da54c26ad3a28d282ef454"
                },
                {
                  "last_affected": "893b5a5e1e3e925ea4f1ba408091c4af113538df"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "3.2.0"
                      },
                      {
                        "last_affected": "3.2.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "wireshark-3.2.4",
            "v3.2.4",
            "v3.2.4rc0",
            "wireshark-3.2.3",
            "v3.2.3",
            "v3.2.3rc0",
            "wireshark-3.2.2",
            "v3.2.2",
            "v3.2.2rc0",
            "wireshark-3.2.1",
            "v3.2.1",
            "v3.2.1rc0",
            "wireshark-3.2.0",
            "v3.2.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-15466.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:21.743942609Z",
      "provider": "osv",
      "references": [
        "https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=11f40896b696e4e8c7f8b2ad96028404a83a51a4",
        "https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html",
        "https://security.gentoo.org/glsa/202007-13",
        "https://www.wireshark.org/security/wnpa-sec-2020-09.html",
        "https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=16029"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "debian:debian_linux",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "9.0"
                  },
                  {
                    "last_affected": "9.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          },
          {
            "cpes": [
              "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
              "cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*"
            ],
            "vendor_product": "opensuse:leap",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "15.1"
                  },
                  {
                    "last_affected": "15.1"
                  },
                  {
                    "introduced": "15.2"
                  },
                  {
                    "last_affected": "15.2"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-15466",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 430552,
  "published_at": "2020-07-05T11:15:09.843+00:00"
}