CVE-2020-36193

Description

Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948.

How to fix CVE-2020-36193

To remediate CVE-2020-36193, upgrade the affected package to a fixed version below.

• Bitnami/drupal—upgrade to 7.78.0 or later
• —upgrade to 7.52-2+deb9u14 or later
• —upgrade to 1:1.10.12+submodules+notgz+20210212-1 or later
• —upgrade to 1:1.10.1+submodules+notgz-9+deb9u3 or later
• —upgrade to 1:1.10.6+submodules+notgz-1.1+deb10u2 or later
• —upgrade to 1.4.13 or later

Is CVE-2020-36193 being exploited?

Yes — CVE-2020-36193 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.

Affected packages (6)

• >= 7.0.0, < 7.78.0, >= 8.9.0, < 8.9.13, >= 9.0.0, < 9.0.11, >= 9.1.0, < 9.1.3
• from 0, < 7.52-2+deb9u14
• from 0, < 1:1.10.12+submodules+notgz+20210212-1
• from 0, < 1:1.10.1+submodules+notgz-9+deb9u3
• from 0, < 1:1.10.6+submodules+notgz-1.1+deb10u2
• from 0, < 1.4.13

CVSS scores

References (24)

• ADVISORYnvd.nist.gov/vuln/detail/CVE-2020-36193
• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2020-36193
• PATCHgithub.com/pear/Archive_Tar
• WEBgithub.com/FriendsOfPHP/security-advisories/blob/master/pear/archive_tar/CVE-2020-36193.yaml