CVE-2022-33974 in Smash Balloon Custom Twitter Feeds Plugin
Summary
by MITRE • 05/29/2023
Cross-Site Request Forgery (CSRF) vulnerability in Smash Balloon Custom Twitter Feeds (Tweets Widget) plugin <= 1.8.4 versions.
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Analysis
by VulDB Data Team • 06/21/2023
The CVE-2022-33974 vulnerability represents a critical cross-site request forgery flaw discovered in the Smash Balloon Custom Twitter Feeds plugin, specifically affecting versions up to and including 1.8.4. This plugin, widely used for displaying Twitter content on wordpress websites, suffered from a fundamental security oversight that allowed malicious actors to exploit user sessions and execute unauthorized actions. The vulnerability stems from the plugin's failure to implement proper CSRF protection mechanisms, creating a pathway for attackers to manipulate authenticated user sessions without their knowledge or consent.
The technical flaw manifests through the absence of anti-CSRF tokens in the plugin's administrative interfaces and form submissions. When users with administrative privileges accessed the plugin's settings or performed configuration changes, the requests lacked unique, unpredictable tokens that would verify the authenticity of the user's intent. This design oversight aligns with CWE-352, which specifically addresses cross-site request forgery vulnerabilities where applications fail to validate that requests originate from legitimate sources. Attackers could craft malicious web pages or exploit existing vulnerabilities in other parts of the website to submit forged requests that would be executed with the privileges of authenticated users, potentially leading to complete compromise of the affected wordpress installations.
The operational impact of this vulnerability extends beyond simple data manipulation, as it provides attackers with a foothold for more sophisticated attacks within wordpress environments. Successful exploitation could enable unauthorized modification of twitter feed configurations, potential data exfiltration, or even serve as a stepping stone for further attacks within the compromised website infrastructure. The vulnerability affects wordpress sites that rely on the Smash Balloon plugin for social media integration, creating widespread exposure across numerous websites that may not have robust security monitoring in place. This type of vulnerability particularly threatens smaller organizations or websites without dedicated security teams, as the attack surface is relatively low-hanging fruit that requires minimal technical expertise to exploit.
Organizations should immediately update to plugin versions that address this vulnerability, as the maintainers released patches specifically targeting the CSRF implementation flaw. The recommended mitigation strategy includes applying the latest plugin updates from the official Smash Balloon repository and implementing additional security measures such as web application firewalls that can detect and block suspicious request patterns. Security teams should also conduct comprehensive vulnerability assessments to identify other potentially affected plugins or components within their wordpress environments, as this vulnerability demonstrates the importance of proper input validation and request authentication mechanisms. The ATT&CK framework categorizes this type of vulnerability under T1548.003 for abuse of web application firewalls and T1213.002 for data from information repositories, highlighting the broader attack surface implications that such CSRF flaws can create in web application environments.