Support Board for WordPress <= 1.2.3 - Cross-Site Scripting

2018-10-16 00:00

Ismail Tasdelen

Strategic Overview

Status

Patched in 1.2.4

Affected PluginSupport Board

Affected Version< 1.2.4

CVSS6.4Medium

CVECVE-2018-18373

View all Support Board vulnerabilities

Vulnerability Overview

In the Schiocco "Support Board - Chat And Help Desk" plugin 1.2.3 for WordPress, a Stored XSS vulnerability has been discovered in file upload areas in the Chat and Help Desk sections via the msg parameter in a /wp-admin/admin-ajax.php sb_ajax_add_message action.

Technical Analysis

REMEDIATION: Update to version 1.2.4, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2018-18373 https://www.wordfence.com/threat-intel/vulnerabilities/id/46f144c9-2cd3-4320-b987-119b672e7e30

CVSS Vector

6.4

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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