vuln-ubuntu/data/osv/usn/USN-4723-1.json

{
  "schema_version": "1.7.0",
  "id": "USN-4723-1",
  "summary": "php-pear vulnerability",
  "details": "It was discovered that PEAR incorrectly handled symbolic links in archives.\nA remote attacker could possibly use this issue to execute arbitrary code.\n",
  "aliases": [],
  "upstream": [
    "UBUNTU-CVE-2020-36193"
  ],
  "related": [],
  "published": "2021-02-08T12:43:56Z",
  "modified": "2026-02-10T04:42:02Z",
  "affected": [
    {
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.1+submodules+notgz-6ubuntu0.3?arch=source&distro=xenial"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.1+submodules+notgz-6ubuntu0.3"
            }
          ]
        }
      ],
      "versions": [
        "1:1.10.1+submodules+notgz-4",
        "1:1.10.1+submodules+notgz-6",
        "1:1.10.1+submodules+notgz-6ubuntu0.1",
        "1:1.10.1+submodules+notgz-6ubuntu0.2"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.1+submodules+notgz-6ubuntu0.3"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:16.04:LTS",
          "cves": [
            {
              "id": "CVE-2020-36193",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.5+submodules+notgz-1ubuntu1.18.04.3?arch=source&distro=bionic"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.5+submodules+notgz-1ubuntu1.18.04.3"
            }
          ]
        }
      ],
      "versions": [
        "1:1.10.5+submodules+notgz-1",
        "1:1.10.5+submodules+notgz-1ubuntu1",
        "1:1.10.5+submodules+notgz-1ubuntu1.18.04.1",
        "1:1.10.5+submodules+notgz-1ubuntu1.18.04.2"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.5+submodules+notgz-1ubuntu1.18.04.3"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:18.04:LTS",
          "cves": [
            {
              "id": "CVE-2020-36193",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            }
          ]
        }
      }
    },
    {
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.9+submodules+notgz-1ubuntu0.20.04.2?arch=source&distro=focal"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.9+submodules+notgz-1ubuntu0.20.04.2"
            }
          ]
        }
      ],
      "versions": [
        "1:1.10.9+submodules+notgz-1",
        "1:1.10.9+submodules+notgz-1ubuntu0.20.04.1"
      ],
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.9+submodules+notgz-1ubuntu0.20.04.2"
          }
        ],
        "availability": "No subscription required"
      },
      "database_specific": {
        "cves_map": {
          "ecosystem": "Ubuntu:20.04:LTS",
          "cves": [
            {
              "id": "CVE-2020-36193",
              "severity": [
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "CVSS_V3",
                  "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"
                },
                {
                  "type": "Ubuntu",
                  "score": "medium"
                }
              ]
            }
          ]
        }
      }
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-4723-1"
    },
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2020-36193"
    }
  ]
}