ubuntu-cve-2020-18771
Vulnerability from osv_ubuntu
Published
2021-08-23 22:15
Modified
2026-04-22 07:39
Summary
Details

Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "exiv2",
            "binary_version": "0.25-2.1ubuntu16.04.7+esm5"
          },
          {
            "binary_name": "libexiv2-14",
            "binary_version": "0.25-2.1ubuntu16.04.7+esm5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "exiv2",
        "purl": "pkg:deb/ubuntu/exiv2@0.25-2.1ubuntu16.04.7+esm5?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.25-2.1ubuntu16.04.7+esm5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.25-1ubuntu1",
        "0.25-2.1",
        "0.25-2.1ubuntu16.04.1",
        "0.25-2.1ubuntu16.04.2",
        "0.25-2.1ubuntu16.04.3",
        "0.25-2.1ubuntu16.04.4",
        "0.25-2.1ubuntu16.04.5",
        "0.25-2.1ubuntu16.04.6",
        "0.25-2.1ubuntu16.04.7+esm1",
        "0.25-2.1ubuntu16.04.7+esm2",
        "0.25-2.1ubuntu16.04.7+esm3",
        "0.25-2.1ubuntu16.04.7+esm4"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "exiv2",
            "binary_version": "0.25-3.1ubuntu0.18.04.11+esm1"
          },
          {
            "binary_name": "libexiv2-14",
            "binary_version": "0.25-3.1ubuntu0.18.04.11+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "exiv2",
        "purl": "pkg:deb/ubuntu/exiv2@0.25-3.1ubuntu0.18.04.11+esm1?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.25-3.1ubuntu0.18.04.11+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.25-3.1",
        "0.25-3.1ubuntu0.18.04.1",
        "0.25-3.1ubuntu0.18.04.2",
        "0.25-3.1ubuntu0.18.04.3",
        "0.25-3.1ubuntu0.18.04.4",
        "0.25-3.1ubuntu0.18.04.5",
        "0.25-3.1ubuntu0.18.04.7",
        "0.25-3.1ubuntu0.18.04.9",
        "0.25-3.1ubuntu0.18.04.10",
        "0.25-3.1ubuntu0.18.04.11"
      ]
    }
  ],
  "aliases": [],
  "details": "Exiv2 0.27.99.0 has a global buffer over-read in Exiv2::Internal::Nikon1MakerNote::print0x0088 in nikonmn_int.cpp which can result in an information leak.",
  "id": "UBUNTU-CVE-2020-18771",
  "modified": "2026-04-22T07:39:29Z",
  "published": "2021-08-23T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-18771"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/Exiv2/exiv2/issues/756"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-18771"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-8103-1"
    }
  ],
  "related": [
    "USN-8103-1"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "low",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2020-18771"
  ]
}



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