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Wordpress: CVE-2016-6896: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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Wordpress: CVE-2016-6896: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Severity
6
CVSS
(AV:N/AC:L/Au:S/C:P/I:N/A:P)
Published
01/18/2017
Created
07/25/2018
Added
05/16/2017
Modified
05/23/2019

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.

Solution(s)

  • wordpress-upgrade-4_5_3

References

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