CVE-2022-34857 in SP Project & Document Manager Plugin
Summary
by MITRE • 08/22/2022
Reflected Cross-Site Scripting (XSS) vulnerability in smartypants SP Project & Document Manager plugin <= 4.59 at WordPress
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 08/22/2022
The CVE-2022-34857 vulnerability represents a critical reflected cross-site scripting flaw discovered in the smartypants SP Project & Document Manager WordPress plugin version 4.59 and earlier. This vulnerability resides within the plugin's handling of user input parameters, specifically affecting the plugin's administrative interfaces and frontend components. The flaw enables attackers to inject malicious scripts that execute in the context of authenticated users' browsers, potentially leading to unauthorized actions and data compromise. The vulnerability is classified as a reflected XSS issue under CWE-79, which represents one of the most common and dangerous web application security flaws in the industry.
The technical implementation of this vulnerability occurs when the plugin fails to properly sanitize or escape user-supplied input parameters before incorporating them into dynamically generated web pages. Attackers can exploit this by crafting malicious URLs containing script payloads that are then reflected back to users who click on the links. The plugin's code does not adequately validate or encode input values, allowing malicious JavaScript code to be executed in the victim's browser context. This particular flaw affects the plugin's document management and project tracking functionalities where user inputs are processed and displayed without proper sanitization mechanisms.
The operational impact of CVE-2022-34857 extends beyond simple script injection, as it can enable attackers to perform various malicious activities within the compromised WordPress environment. An attacker could potentially steal session cookies, modify user permissions, access sensitive project data, or even escalate privileges within the WordPress administration panel. The vulnerability is particularly dangerous because it affects authenticated users, meaning that attackers can leverage the XSS to perform actions with the privileges of the compromised user. This aligns with ATT&CK technique T1531, which involves the use of malicious code to gain access to systems and data. The reflected nature of the vulnerability means that the attack requires user interaction through a specially crafted URL, making it difficult to exploit at scale without social engineering.
Mitigation strategies for this vulnerability should prioritize immediate plugin updates to version 4.60 or later, which contains the necessary patches to address the XSS flaw. System administrators should also implement additional security measures including web application firewalls, input validation rules, and regular security audits of installed plugins. The vulnerability demonstrates the importance of proper output encoding and input sanitization practices as recommended by OWASP and the CWE guidelines. Organizations should also consider implementing Content Security Policy headers to limit the execution of unauthorized scripts, and establish regular monitoring for suspicious user activities that might indicate exploitation attempts. The ATT&CK framework suggests implementing detection capabilities for anomalous script execution patterns and user behavior that could indicate successful exploitation of reflected XSS vulnerabilities.