EXPOSURES › CVE-2020-36193
CVE-2020-36193
HIGH ⌖ ON CISA KEV · EXPLOITEDPEAR's Archive_Tar module exposed directory traversal due to poor symbolic link checking, leading to potential unauthorized access.
PEAR's Archive_Tar module, used in various PHP applications, had a vulnerability that allowed directory traversal due to insufficient verification of symbolic links. This could enable attackers to access or modify files outside the intended directory, posing a significant security risk to DIB organizations.
Shame score — Unpatched critical vulnerability actively exploited in the wild by attackers seeking unauthorized access to systems.
▸ RECOMMENDED ACTION Actively exploited (CISA KEV) — remediate now, ahead of your normal patch cycle.
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.