CVE-2020-36193 — PEAR Archive_Tar Improper Link Resolution Vulnerability

provenance: imported · CVE: CVE-2020-36193

CVE-2020-36193: PEAR Archive_Tar Improper Link Resolution Vulnerability

CISA Known Exploited Vulnerability (KEV)


Vendor / project	PEAR
Product	Archive_Tar
Date added	2022-08-25
Due date	2022-09-15
Ransomware campaign use	Unknown

Description

PEAR Archive_Tar Tar.php allows write operations with directory traversal due to inadequate checking of symbolic links. PEAR stands for PHP Extension and Application Repository and it is an open-source framework and distribution system for reusable PHP components with known usage in third-party products such as Drupal Core and Red Hat Linux.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://github.com/pear/Archive_Tar/commit/cde460582ff389404b5b3ccb59374e9b389de916, https://www.drupal.org/sa-core-2021-001, https://access.redhat.com/security/cve/cve-2020-36193; https://nvd.nist.gov/vuln/detail/CVE-2020-36193

References

NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-36193
KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

concept/cve-anatomy