CVE-2024-1028 in Facebook News Feed Like
Summary
by MITRE • 01/30/2024
A vulnerability has been found in SourceCodester Facebook News Feed Like 1.0 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component Post Handler. The manipulation of the argument Description with the input HACKED leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252301 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 02/21/2024
This vulnerability resides within the SourceCodester Facebook News Feed Like 1.0 application where a cross site scripting flaw has been identified in the Post Handler component. The specific weakness occurs when processing user input through the Description argument, which allows attackers to inject malicious scripts that execute in the context of other users' browsers. This represents a classic client-side vulnerability that can be exploited to compromise user sessions and potentially escalate privileges within the application environment. The vulnerability has been assigned the identifier VDB-252301 and has been publicly disclosed, indicating that threat actors may already be leveraging this flaw in active attacks.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the Post Handler functionality. When users submit posts through the application interface, the Description parameter fails to properly sanitize or escape user-supplied content before rendering it back to other users. This allows an attacker to craft malicious input containing javascript code or other script payloads that get executed when other users view the affected posts. The attack vector is entirely remote, meaning no local access or privileged accounts are required to exploit this vulnerability, making it particularly dangerous for widespread impact. According to CWE classification, this vulnerability maps to CWE-79 which specifically addresses Cross-Site Scripting flaws in web applications, and more specifically CWE-79-HTML which addresses HTML injection in web applications.
The operational impact of this vulnerability extends beyond simple script execution as it can enable attackers to steal session cookies, perform unauthorized actions on behalf of users, redirect victims to malicious sites, or even harvest sensitive information from the application's user base. Given that this is a Facebook-related application, the potential for widespread exploitation increases significantly as attackers could leverage the social media platform's user base to propagate malicious payloads. The vulnerability's remote exploitability means that attackers can target users without requiring physical access to the system or knowledge of internal network structures, making it a particularly attractive target for automated attack campaigns.
Organizations utilizing this application should immediately implement multiple layers of defense to protect against exploitation. The primary mitigation involves implementing strict input validation and output encoding for all user-supplied data, particularly in fields that are rendered back to users. This includes implementing Content Security Policy headers to prevent unauthorized script execution, sanitizing all input through established libraries, and ensuring proper HTML escaping for dynamic content. Additionally, the application should be updated to the latest version if available, and security monitoring should be implemented to detect anomalous user behavior or unusual post content patterns. From an ATT&CK framework perspective, this vulnerability aligns with T1059.007 for scripting and T1531 for credential access through session hijacking, emphasizing the need for comprehensive defensive measures including network segmentation, regular security assessments, and user awareness training to prevent successful exploitation.