{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:libexif_project:libexif:0.6.21:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0.6.21"
              },
              {
                "last_affected": "0.6.21"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "faee2711aed6a1a2046d5f0fd89c1c894cd73400"
            },
            {
              "last_affected": "faee2711aed6a1a2046d5f0fd89c1c894cd73400"
            }
          ],
          "repo": "https://github.com/libexif/exif",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.6.21"
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:libexif_project:libexif:0.6.21:*:*:*:*:*:*:*",
            "extracted_events": [
              {
                "introduced": "0.6.21"
              },
              {
                "last_affected": "0.6.21"
              }
            ],
            "source": [
              "CPE_STRING",
              "REFERENCES"
            ]
          },
          "events": [
            {
              "introduced": "9ab318d93b274df204c195c9a729f778401a8d8f"
            },
            {
              "last_affected": "9ab318d93b274df204c195c9a729f778401a8d8f"
            },
            {
              "fixed": "6aa11df549114ebda520dde4cdaea2f9357b2c89"
            }
          ],
          "repo": "https://github.com/libexif/libexif",
          "type": "GIT"
        }
      ],
      "versions": [
        "0.6.21"
      ]
    }
  ],
  "database_specific": {},
  "details": "An error when processing the EXIF_IFD_INTEROPERABILITY and EXIF_IFD_EXIF tags within libexif version 0.6.21 can be exploited to exhaust available CPU resources.",
  "id": "CVE-2018-20030",
  "modified": "2026-07-08T05:36:28.933359385Z",
  "published": "2019-02-20T17:29:00.820Z",
  "references": [
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00000.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00017.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00016.html"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2020/05/msg00025.html"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4358-1/"
    },
    {
      "type": "ADVISORY",
      "url": "https://secuniaresearch.flexerasoftware.com/secunia_research/2018-28/"
    },
    {
      "type": "FIX",
      "url": "https://github.com/libexif/libexif/commit/6aa11df549114ebda520dde4cdaea2f9357b2c89"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}