CVE-2023-51700 MEDIUM

CVE-2023-51700: WP-Mobile-BankID-Integration WordPress Database Deserialization: Potential for Object Injection

Vendor Jamieblomerus
Product WP-Mobile-BankID-Integration
Weakness CWE-502 · Unsafe deserialization
Published December 27, 2023
Last update November 27, 2024

CVSS base score

6.4/10
Attack vector Local
Attack complexity High
Privileges required High
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Unofficial Mobile BankID Integration for WordPress lets users employ Mobile BankID to authenticate themselves on your WordPress site. Prior to 1.0.1, WP-Mobile-BankID-Integration is affected by a vulnerability classified as a Deserialization of Untrusted Data vulnerability, specifically impacting scenarios where an attacker can manipulate the database. If unauthorized actors gain access to the database, they could exploit this vulnerability to execute object injection attacks. This could lead to unauthorized code execution, data manipulation, or data exfiltration within the WordPress environment. Users of the plugin should upgrade to version 1.0.1 (or later), where the serialization and deserialization of OrderResponse objects have been switched out to an array stored as JSON. A possible workaround for users unable to upgrade immediately is to enforce stricter access controls on the database, ensuring that only trusted and authorized entities can modify data. Additionally, implementing monitoring tools to detect unusual database activities could help identify and mitigate potential exploitation attempts.

Explanation of Vulnerability in Simple Terms

02Summary

WP-Mobile-BankID-Integration versions before 1.0.1 deserialize untrusted data without validation, allowing a high-privilege attacker with local access to execute arbitrary code on the site. The vulnerability requires high attack complexity and administrative-level privileges to exploit. Sites running affected versions should update immediately.

What an attacker can do

03Attacker Capabilities

Run arbitrary code on the site with the privileges of the WordPress installation.

Potential impact on your site

04Site Impact

A compromised admin account or local server access could lead to full site takeover and data theft.

Conditions required to exploit

05Prerequisites

Attacker must have high-level administrative access and local access to the server.

Key dates

06Disclosure timeline

December 27, 2023 CVE published
November 27, 2024 Record updated

Related vulnerabilities

08Related CVE