CVE-2016-6896

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.

CVSS v3.0

7.1 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

CVSS v2.0

5.5 MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:P

EPSS

38.07% chance of exploitation in the next 30 days, 98th percentile

Nuclei

low

Published

2017-01-18

Updated

2024-08-06

Proof-of-concept exploits (1)

• https://sumofpwn.nl/advisory/2016/path_traversal_vulnerability_in_wordpress_core_ajax_han…

Nuclei templates (1)

• topscoder/nuclei-wordfence-cve/blob/main/nuclei-templates/2016/CVE-2016-6896-wordpress-83…

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/40288

References

• CVE Record
• NVD entry

Related

• CVE-2016-6855
• CVE-2016-6897
• CVE-2016-6854
• CVE-2016-6909
• CVE-2016-6853
• CVE-2016-6913