PEAR Archive_Tar Deserialization of Untrusted Data Vulnerability
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.
- Vendor
- PEAR
- Product
- Archive_Tar
- CVSS
- 7.8
- EPSS (exploit probability)
- 84.6%
- Status
- kev
- CISA patch-by (BOD 22-01)
- Published
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.
Added to CISA’s Known Exploited Vulnerabilities catalog on 2022-08-25. Required action per CISA: Apply updates per vendor instructions. Due date: 2022-09-15.
This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.