Security advisory

{
  "id": "f1b49711a1ec83c9dc0d066eedf5921c312aa9e7bfd010d6cf800eb9073cc32f",
  "url": "https://osv.dev/vulnerability/CVE-2017-13016",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2017-13016",
    "summary": "The ISO ES-IS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:esis_print().",
    "evidence": "osv:CVE-2017-13016",
    "products": [],
    "severity": "critical",
    "structured": {
      "id": "CVE-2017-13016",
      "aliases": [
        "CVE-2017-13016"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/the-tcpdump-group/tcpdump",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "last_affected": "993a67c8e648bc8b19881e29a60f41273cfbee7b"
                },
                {
                  "fixed": "c177cb3800a9a68d79b2812f0ffcb9479abd6eb8"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "last_affected": "4.9.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "c177cb3800a9a68d79b2812f0ffcb9479abd6eb8"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "tcpdump-4.9.1",
            "tcpdump-4.9.0",
            "tcpdump-4.9.0-bp",
            "tcpdump-4.7.0-bp",
            "tcpdump-4.6.0-bp",
            "tcpdump-4.6.0",
            "tcpdump-4.5.0",
            "tcpdump-3.8-bp",
            "tcpdump-3.7.1",
            "tcpdump-3.6.1",
            "tcpdump-3.5.1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-13016.json",
            "vanir_signatures": [
              {
                "id": "CVE-2017-13016-b6e5d9df",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "196865550062577203135785654592479661610",
                    "135093373698515550330225171850755450090",
                    "57849741017988766553502014833197103658",
                    "36821511972529632727540803647266002232"
                  ]
                },
                "source": "https://github.com/the-tcpdump-group/tcpdump/commit/c177cb3800a9a68d79b2812f0ffcb9479abd6eb8",
                "target": {
                  "file": "addrtoname.h"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2017-13016-fae9e7c8",
                "digest": {
                  "length": 5457,
                  "function_hash": "47077439628832639611425568548106841490"
                },
                "source": "https://github.com/the-tcpdump-group/tcpdump/commit/c177cb3800a9a68d79b2812f0ffcb9479abd6eb8",
                "target": {
                  "file": "print-isoclns.c",
                  "function": "esis_print"
                },
                "deprecated": false,
                "signature_type": "Function",
                "signature_version": "v1"
              },
              {
                "id": "CVE-2017-13016-ff26851d",
                "digest": {
                  "threshold": 0.9,
                  "line_hashes": [
                    "326715955449452959518736644528485608344",
                    "228719441242505712732551553263132406794",
                    "295734719973696769082603157119603117379",
                    "3704841097192753657027125758183551624",
                    "216831031367631421584867622931979375532",
                    "192110773998449897998893565384293750312",
                    "340134781764507326304084326677695293180"
                  ]
                },
                "source": "https://github.com/the-tcpdump-group/tcpdump/commit/c177cb3800a9a68d79b2812f0ffcb9479abd6eb8",
                "target": {
                  "file": "print-isoclns.c"
                },
                "deprecated": false,
                "signature_type": "Line",
                "signature_version": "v1"
              }
            ],
            "vanir_signatures_modified": "2026-10-24T14:09:05Z"
          }
        }
      ],
      "modified": "2026-10-24T14:09:05.316419327Z",
      "provider": "osv",
      "references": [
        "https://support.apple.com/HT208221",
        "https://access.redhat.com/errata/RHEA-2018:0705",
        "https://security.gentoo.org/glsa/201709-23",
        "https://github.com/the-tcpdump-group/tcpdump/commit/c177cb3800a9a68d79b2812f0ffcb9479abd6eb8"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*"
            ],
            "vendor_product": "tcpdump:tcpdump",
            "extracted_events": [
              {
                "range": [
                  {
                    "last_affected": "4.9.1"
                  }
                ],
                "source": "CPE_RANGE"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2017-13016",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 443150,
  "published_at": "2017-09-14T06:29:01.827+00:00"
}