CVE-2021-4346 Explained : Impact and Mitigation
Unauthenticated Arbitrary Account Changes in uListing WordPress plugin (versions up to 1.6.6) allows attackers to manipulate accounts. Learn impact, mitigation steps, and prevention.
A critical vulnerability has been identified in the uListing plugin for WordPress, allowing unauthenticated attackers to make arbitrary account changes on affected websites. This article delves into the details of CVE-2021-4346 and provides insights into its impact, technical aspects, and mitigation strategies.
Understanding CVE-2021-4346
This section explores the specifics of CVE-2021-4346.
What is CVE-2021-4346?
The uListing plugin for WordPress up to version 1.6.6 is susceptible to Unauthenticated Arbitrary Account Changes due to missing login checks on a specific AJAX action. Attackers can exploit this flaw to manipulate user accounts without authentication.
The Impact of CVE-2021-4346
The vulnerability poses a critical threat as it enables unauthorized individuals to tamper with user accounts, potentially leading to unauthorized access and data breaches.
Technical Details of CVE-2021-4346
Delve deeper into the technical aspects of CVE-2021-4346.
Vulnerability Description
The vulnerability stems from the lack of proper login validation on the stm_listing_profile_edit AJAX action, granting unauthenticated users the ability to alter account details.
Affected Systems and Versions
The issue impacts all installations of the Directory Listings WordPress plugin – uListing up to version 1.6.6.
Exploitation Mechanism
By exploiting the absence of login checks, malicious actors can manipulate user accounts, including changing email addresses, without the need for authentication.
Mitigation and Prevention
Discover the steps to mitigate the risks associated with CVE-2021-4346.
Immediate Steps to Take
Website administrators are advised to update the uListing plugin to version 1.7 or above to patch the vulnerability and prevent unauthorized account modifications.
Long-Term Security Practices
Implement robust authentication mechanisms, conduct regular security audits, and stay informed about plugin updates to bolster website security.
Patching and Updates
Stay vigilant for security advisories and promptly apply patches released by plugin developers to address known vulnerabilities.