WordPress Core < 4.7.1 - Cross-Site Request Forgery via Widget Editing

2017-01-11 00:00

Ronnie Skansing

Strategic Overview

Status

Patched in 3.7.17

Affected CoreWordPress 4.7

Affected Version3.7 – 4.7 · 12 branches

CVSS8.8High

CVECVE-2017-5492

View all WordPress 4.7 vulnerabilities

Vulnerability Overview

Cross-site request forgery (CSRF) vulnerability in the widget-editing accessibility-mode feature in WordPress before 4.7.1 allows remote attackers to hijack the authentication of unspecified victims for requests that perform a widgets-access action, related to wp-admin/includes/class-wp-screen.php and wp-admin/widgets.php.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.17, 3.8.17, 3.9.15, 4.0.14, 4.1.14, 4.2.11, 4.3.7, 4.4.6, 4.5.5, 4.6.2, 4.7.1 --- IDENTIFIER: CWE-352 (Cross-Site Request Forgery (CSRF)) The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.

External References

https://www.cve.org/CVERecord?id=CVE-2017-5492 https://www.wordfence.com/threat-intel/vulnerabilities/id/91e61664-3b98-4a97-b35c-1ec88034d05b

CVSS Vector

8.8

CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Base

Attack VectorAdjacent
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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