cve/2016/CVE-2016-6896.md

### [CVE-2016-6896](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-6896)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Directory traversal vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress 4.5.3 allows remote authenticated users to cause a denial of service or read certain text files via a .. (dot dot) in the plugin parameter to wp-admin/admin-ajax.php, as demonstrated by /dev/random read operations that deplete the entropy pool.

### POC

#### Reference
- https://sumofpwn.nl/advisory/2016/path_traversal_vulnerability_in_wordpress_core_ajax_handlers.html
- https://wpvulndb.com/vulnerabilities/8606
- https://www.exploit-db.com/exploits/40288/

#### Github
- https://github.com/ARPSyndicate/cvemon