CVE-2016-6897
MEDIUM severity · CVSS 6.5 · Cross-site request forgery (CSRF)
6.5CVSS MEDIUM
Summary
Cross-site request forgery (CSRF) vulnerability in the wp_ajax_update_plugin function in wp-admin/includes/ajax-actions.php in WordPress before 4.6 allows remote attackers to hijack the authentication of subscribers for /dev/random read operations by leveraging a late call to the check_ajax_referer function, a related issue to CVE-2016-6896.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)30%
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://www.openwall.com/lists/oss-security/2016/08/20/1
- http://www.securityfocus.com/bid/92572
- http://www.securitytracker.com/id/1036683
- https://github.com/WordPress/WordPress/commit/8c82515ab62b88fb32d01c9778f0204b296f3568
- 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/
- http://www.openwall.com/lists/oss-security/2016/08/20/1