National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-6897 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 6.5 MEDIUM
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N (V3 legend)
Impact Score: 3.6
Exploitability Score: 2.8


Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:N/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): None
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource
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/

Technical Details

Vulnerability Type (View All)

  • Cross-Site Request Forgery (CSRF) (CWE-352)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:wordpress:wordpress:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.5.5


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-6897
NVD Published Date:
01/18/2017
NVD Last Modified:
09/02/2017