CVE-2023-4983 in Shopicial
Summary
by MITRE • 09/15/2023
A vulnerability was found in app1pro Shopicial up to 20230830. It has been declared as problematic. This vulnerability affects unknown code of the file search. The manipulation of the argument from with the input comments'"> leads to cross site scripting. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. VDB-239794 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 10/12/2023
This vulnerability resides within the app1pro Shopicial platform, specifically affecting the search functionality where an improper input validation mechanism allows for cross-site scripting attacks. The flaw manifests when user-supplied data containing the string comments'"> is processed through the search module, creating an exploitable condition that enables malicious actors to inject arbitrary JavaScript code into web pages viewed by other users. The vulnerability has been classified as a remote code execution risk since attackers can initiate exploitation from outside the network without requiring local system access. The technical implementation involves insufficient sanitization of user input within the search parameter handling, allowing malicious payloads to persist and execute when legitimate users access the affected pages. This represents a classic cross-site scripting vulnerability that can be leveraged for session hijacking, data theft, or redirection to malicious sites. The vulnerability stems from the application's failure to properly escape or filter special characters in user-provided search queries, particularly the quotation marks and greater-than symbols that can break out of HTML contexts. According to the CWE taxonomy, this vulnerability maps to CWE-79 which specifically addresses cross-site scripting flaws where untrusted data is improperly incorporated into web page content without adequate sanitization. The ATT&CK framework categorizes this under T1566.001 which covers social engineering via spearphishing attachments, as attackers can craft malicious search queries to deliver payloads to unsuspecting users. The public disclosure of this vulnerability through VDB-239794 indicates that threat actors have likely already developed working exploit code, making the risk of exploitation imminent for unpatched systems. The lack of vendor response to early disclosure attempts suggests either inadequate security monitoring or delayed patch development, leaving users exposed to potential exploitation for an extended period. The vulnerability affects the core search functionality, making it a high-risk issue since search operations are typically high-traffic components that process numerous user inputs. This creates a broad attack surface where even a single compromised search query can potentially impact multiple users simultaneously. The attack vector requires no authentication or privileged access, making it particularly dangerous as it can be exploited by anyone with access to the vulnerable application's search interface. The technical exploitation involves crafting a search query that terminates existing HTML attributes and introduces new malicious script tags, allowing the injected JavaScript to execute within the victim's browser context. The impact extends beyond simple script execution to potential privilege escalation and data exfiltration, particularly if the application processes sensitive user information through the search function. Organizations should immediately implement input validation measures, including proper HTML escaping and sanitization of all user-supplied data, while also considering the implementation of content security policies to mitigate potential exploitation. The vulnerability represents a critical security gap that requires immediate attention and remediation to prevent unauthorized access to user sessions and potential data breaches.