KB Support <= 1.5.88 - Missing Authorization to Sensitive Data Exposure

2023-07-11 00:00

Rafshanzani Suhada

Strategic Overview

Status

Patched in 1.5.89

Affected PluginKB Support – Customer Support Ticket & Helpdesk Plugin, Knowledge Base Plugin

Affected Version<= 1.5.88

CVSS5.4Medium

CVECVE-2023-37890

View all KB Support – Customer Support Ticket & Helpdesk Plugin, Knowledge Base Plugin vulnerabilities

Vulnerability Overview

The KB Support plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 1.5.88 via the kbs_ajax_get_customer_data function due to lack of a capability check. This can allow authenticated attackers with subscriber access or higher to extract sensitive data including customer data including name, email, phone number.

Technical Analysis

REMEDIATION: Update to version 1.5.89, or a newer patched version --- IDENTIFIER: CWE-862 (Missing Authorization) The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

External References

https://www.cve.org/CVERecord?id=CVE-2023-37890 https://www.wordfence.com/threat-intel/vulnerabilities/id/7b24fe1d-1b21-4f8f-b66e-6df3bfc0e180

CVSS Vector

5.4

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

Base

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

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