Drupal core - Critical - Third-party libraries - SA-CORE-2021-001
https://www.drupal.org/sa-core-2021-001Project: Drupal core (
https://www.drupal.org/project/drupal)Date: 2021-January-20Security risk: Critical 18∕25 AC:Complex/A:User/CI:All/II:All/E:Exploit/TD:UncommonVulnerability: Third-party librariesDescription: The Drupal project uses the pear Archive_Tar library, which has released a security update that impacts Drupal. For more information please see:
CVE-2020-36193 (
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-36193)
Exploits may be possible if Drupal is configured to allow .tar, .tar.gz, .bz2, or .tlz file uploads and processes them.Solution: Install the latest version:
If you are using Drupal 9.1, update to Drupal 9.1.3 (
https://www.drupal.org/project/drupal/releases/9.1.3).
If you are using Drupal 9.0, update to Drupal 9.0.11 (
https://www.drupal.org/project/drupal/releases/9.0.11).
If you are using Drupal 8.9, update to Drupal 8.9.13 (
https://www.drupal.org/project/drupal/releases/8.9.13).
If you are using Drupal 7, update to Drupal 7.78 (
https://www.drupal.org/project/drupal/releases/7.78).
Versions of Drupal 8 prior to 8.9.x are end-of-life and do not receive security coverage.
Disable uploads of .tar, .tar.gz, .bz2, or .tlz files to mitigate the vulnerability.Reported By: Richard Sheppard (
https://www.drupal.org/user/55284)
Stephen Cross (
https://www.drupal.org/user/2485138)
Jonathan Danaher (
https://www.drupal.org/user/1771466)
Kim Pepper (
https://www.drupal.org/user/370574)
Fixed By: Lee Rowlands (
https://www.drupal.org/user/395439) of the Drupal Security Team
Drew Webber (
https://www.drupal.org/user/255969) of the Drupal Security Team
Greg Knaddison (
https://www.drupal.org/user/36762) of the Drupal Security Team
Vijay Mani (
https://www.drupal.org/user/93488) Provisional Member of the Drupal Security Team
Jess (
https://www.drupal.org/user/65776) of the Drupal Security Team
Michael Hess (
https://www.drupal.org/user/102818) of the Drupal Security Team