Vulnerability CVE-2020-36193
Published: 2021-01-18

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.

Type:

CWE-22

 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
PHP -> Archive tar 

 References:
https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916
https://lists.debian.org/debian-lts-announce/2021/01/msg00018.html
https://security.gentoo.org/glsa/202101-23
https://www.drupal.org/sa-core-2021-001
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