Descripción
PEAR Archive_Tar allows an unserialization attack because phar: is blocked but PHAR: is not blocked. 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.
Acción recomendada
Aplicar las actualizaciones según las instrucciones del fabricante.
Referencias
- , https://www.drupal.org/sa-core-2020-013, https://access.redhat.com/security/cve/cve-2020-28949 pear.php.net/bugs/bug.php
- Ficha en NVD (NIST) nvd.nist.gov/vuln/detail/CVE-2020-28949
Otras vulnerabilidades de PEAR en el catálogo
- CVE-2020-36193 PEAR Archive_Tar Improper Link Resolution Vulnerability Alta 25-08-2022