vuln-ubuntu/data/osv/usn/USN-6298-1.json

{
  "schema_version": "1.7.0",
  "id": "USN-6298-1",
  "summary": "zziplib vulnerabilities",
  "details": "Liu Zhu discovered that ZZIPlib incorrectly handled certain inputs. If a\nuser or an automated system were tricked into opening a specially crafted\ninput file, a remote attacker could possibly use this issue to cause a\ndenial of service. (CVE-2018-7727)\n\nYiMing Liu discovered that ZZIPlib incorrectly handled certain inputs. If a\nuser or an automated system were tricked into opening a specially crafted\ninput file, a remote attacker could possibly use this issue to cause a\ndenial of service. (CVE-2020-18442)\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2018-7727",
    "UBUNTU-CVE-2020-18442"
  ],
  "related": [],
  "published": "2023-08-17T14:42:29Z",
  "modified": "2026-06-25T10:46:15Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "zziplib",
        "purl": "pkg:deb/ubuntu/zziplib@0.13.62-3ubuntu0.16.04.2+esm1?arch=source&distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.13.62-3ubuntu0.16.04.2+esm1"
            }
          ]
        }
      ],
      "versions": [
        "0.13.62-3",
        "0.13.62-3ubuntu0.16.04.1",
        "0.13.62-3ubuntu0.16.04.2"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3ubuntu0.16.04.2+esm1"
          },
          {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3ubuntu0.16.04.2+esm1"
          }
        ],
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:16.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-7727",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2020-18442",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "zziplib",
        "purl": "pkg:deb/ubuntu/zziplib@0.13.62-3.1ubuntu0.18.04.1+esm1?arch=source&distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.13.62-3.1ubuntu0.18.04.1+esm1"
            }
          ]
        }
      ],
      "versions": [
        "0.13.62-3.1",
        "0.13.62-3.1ubuntu0.18.04.1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3.1ubuntu0.18.04.1+esm1"
          },
          {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3.1ubuntu0.18.04.1+esm1"
          }
        ],
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:Pro:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-7727",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2020-18442",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "zziplib",
        "purl": "pkg:deb/ubuntu/zziplib@0.13.62-3.2ubuntu1.1?arch=source&distro=focal"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.13.62-3.2ubuntu1.1"
            }
          ]
        }
      ],
      "versions": [
        "0.13.62-3.2",
        "0.13.62-3.2ubuntu1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libzzip-0-13",
            "binary_version": "0.13.62-3.2ubuntu1.1"
          },
          {
            "binary_name": "zziplib-bin",
            "binary_version": "0.13.62-3.2ubuntu1.1"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:20.04:LTS",
          "cves": [
            {
              "id": "CVE-2018-7727",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            },
            {
              "id": "CVE-2020-18442",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
                },
                {
                  "type": "Ubuntu",
                  "score": "low"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-6298-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-7727"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-18442"
    }
  ]
}