CVE-2023-0159 Scanner

CVE-2023-0159 Scanner - Remote Code Execution (RCE) vulnerability in Extensive VC Addons for WPBakery page builder

Short Info


Level

High

Single Scan

Single Scan

Can be used by

Asset Owner

Estimated Time

10 seconds

Time Interval

9 days 15 hours

Scan only one

Domain, IPv4

Toolbox

-

The Extensive VC Addons for WPBakery page builder is a plugin designed for WordPress environments. It extends the functionality of the popular WPBakery page builder, adding additional design elements and templates to enhance web development. It is used by developers and website managers to streamline the creation of visually complex and dynamic WordPress websites. The plugin simplifies the design process, allowing users to implement advanced layouts without extensive coding knowledge. While aimed at professional WordPress users, it is accessible to beginners due to its user-friendly interface. Nonetheless, its integration into various aspects of a website makes maintaining its security vital for site integrity.

The vulnerability identified is a Remote Code Execution (RCE), a critical security flaw that can allow attackers to run arbitrary code on a targeted server. RCE vulnerabilities are dangerous as they might be exploited to perform any actions within the permissions of the compromised application. This specific vulnerability arises from improper validation of parameters passed to certain functions within the plugin. As a result, malicious actors can manipulate the input parameters. If successfully exploited, it allows the execution of unwanted actions on the server hosted by the vulnerable software.

Technically, the vulnerability occurs due to inadequate input validation on the plugin's pages. Specifically, the plugin does not adequately validate a parameter that is eventually passed to a PHP function, permitting manipulation of crucial path values. By passing crafted requests, attackers can leverage PHP function behaviors to load sensitive files or inject malicious payloads. The execution of these payloads can be quite damaging as it may involve data exfiltration or further server compromises. Exploiting such a vulnerability usually involves understanding the application's logic and crafting precise inputs.

If exploited, this vulnerability can enable unauthenticated attackers to run arbitrary code, effectively taking control over the website. The ramifications are significant—the attacker can alter site content, steal sensitive data, or use the server as part of a botnet. This could lead to financial loss, reputation damage, or legal issues for the website owner. For sites storing confidential user information, the vulnerability poses a risk of data breaches.

REFERENCES

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