Vulnerability CVE-2019-6726
Published: 2019-07-29

Description:
The WP Fastest Cache plugin through 0.8.9.0 for WordPress allows remote attackers to delete arbitrary files because wp_postratings_clear_fastest_cache and rm_folder_recursively in wpFastestCache.php mishandle ../ in an HTTP Referer header.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
WordPress WP Fastest Cache 0.8.9.0 Arbitrary File Deletion
Sebastian Neef
13.03.2019

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5.8/10
4.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
Partial
Affected software
Wpfastestcache -> Wp fastest cache 

 References:
https://packetstormsecurity.com/files/152042
https://plugins.trac.wordpress.org/browser/wp-fastest-cache/trunk/wpFastestCache.php
https://wordpress.org/plugins/wp-fastest-cache/
https://wordpress.org/plugins/wp-fastest-cache/#developers
https://www.wpfastestcache.com/
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