ubuntu-cve-2021-32610
Vulnerability from osv_ubuntu
Published
2021-07-27 00:00
Modified
2026-05-20 14:53
Summary
Details

In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.

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

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "drupal7",
            "binary_version": "7.26-1ubuntu0.1+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:14.04:LTS",
        "name": "drupal7",
        "purl": "pkg:deb/ubuntu/drupal7@7.26-1ubuntu0.1+esm3?arch=source\u0026distro=esm-infra-legacy/trusty"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.23-1",
        "7.24-1",
        "7.24-2",
        "7.26-1",
        "7.26-1ubuntu0.1",
        "7.26-1ubuntu0.1+esm1",
        "7.26-1ubuntu0.1+esm2",
        "7.26-1ubuntu0.1+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "drupal7",
            "binary_version": "7.44-1ubuntu1~16.04.0+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "drupal7",
        "purl": "pkg:deb/ubuntu/drupal7@7.44-1ubuntu1~16.04.0+esm3?arch=source\u0026distro=esm-apps/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7.38-1",
        "7.41-1",
        "7.44-1ubuntu1~16.04.0",
        "7.44-1ubuntu1~16.04.0+esm1",
        "7.44-1ubuntu1~16.04.0+esm2",
        "7.44-1ubuntu1~16.04.0+esm3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.1+submodules+notgz-6ubuntu0.3+esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.1+submodules+notgz-6ubuntu0.3+esm1?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.1+submodules+notgz-6ubuntu0.3+esm1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "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",
        "1:1.10.1+submodules+notgz-6ubuntu0.3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.5+submodules+notgz-1ubuntu1.18.04.4"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.5+submodules+notgz-1ubuntu1.18.04.4?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.5+submodules+notgz-1ubuntu1.18.04.4"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "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",
        "1:1.10.5+submodules+notgz-1ubuntu1.18.04.3"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.9+submodules+notgz-1ubuntu0.20.04.3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:20.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.9+submodules+notgz-1ubuntu0.20.04.3?arch=source\u0026distro=focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.9+submodules+notgz-1ubuntu0.20.04.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1:1.10.9+submodules+notgz-1",
        "1:1.10.9+submodules+notgz-1ubuntu0.20.04.1",
        "1:1.10.9+submodules+notgz-1ubuntu0.20.04.2"
      ]
    },
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "php-pear",
            "binary_version": "1:1.10.12+submodules+notgz+20210212-1ubuntu1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "php-pear",
        "purl": "pkg:deb/ubuntu/php-pear@1:1.10.12+submodules+notgz+20210212-1ubuntu1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1:1.10.12+submodules+notgz+20210212-1ubuntu1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": []
    }
  ],
  "aliases": [],
  "details": "In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.",
  "id": "UBUNTU-CVE-2021-32610",
  "modified": "2026-05-20T14:53:20Z",
  "published": "2021-07-27T00:00:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-32610"
    },
    {
      "type": "REPORT",
      "url": "https://www.drupal.org/sa-core-2021-004"
    },
    {
      "type": "REPORT",
      "url": "https://pear.php.net/package/Archive_Tar/download/1.4.14/"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5027-1"
    },
    {
      "type": "ADVISORY",
      "url": "https://ubuntu.com/security/notices/USN-5027-2"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-32610"
    }
  ],
  "related": [
    "USN-5027-1",
    "USN-5027-2"
  ],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-32610"
  ]
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.