A reflected Cross-Site Scripting (XSS) vulnerability has been identified in the WeGIA application, specifically in the Cadastro_Atendido.php endpoint. This vulnerability allows attackers to inject malicious scripts into the application via the cpf parameter. The application does not validate or sanitize user input for this parameter, leading to potential exploitation.
The severity of this vulnerability is classified as medium, with a CVSS score of 6.4. Organizations using WeGIA should be aware of the potential risk to their systems, as this vulnerability can allow attackers to execute scripts in the context of the victim's browser, potentially leading to unauthorized actions or data exposure.
As of now, there are no known workarounds for this vulnerability. The only effective remediation is to upgrade to version 3.2.6 of the WeGIA application, which addresses this issue. Organizations should prioritize this upgrade to mitigate risks associated with the vulnerability.
Given the nature of this vulnerability, organizations are urged to act promptly. Delaying the upgrade could expose users to potential attacks that exploit this reflected XSS vulnerability.
Vulnerability Details
This vulnerability allows attackers to inject malicious scripts in the cpf parameter of the Cadastro_Atendido.php endpoint of WeGIA, which is an open-source web manager focusing on Portuguese-speaking charitable institutions. The lack of input validation and sanitization leads to the injection of payloads that can be executed within the user's browser context.
The CVSS score for this vulnerability is 6.4, indicating a medium severity level. Attackers can exploit this vulnerability with low complexity and without requiring privileges. User interaction is necessary, making this a significant risk for users who may unknowingly trigger the exploit.
Technical Analysis
The root cause of this vulnerability lies in the inadequate validation and sanitization of user inputs. The attack vector is through the network, allowing remote attackers to target the application. The attack complexity is low, meaning an attacker can exploit this vulnerability with minimal effort.
The vulnerabilities require no privileges and necessitate user interaction, as the malicious script is executed in the browser of the user who interacts with the vulnerable endpoint. The confidentiality and integrity impacts are classified as low, while availability is unaffected.
Risk & Impact Analysis
Risk to organizations includes potential unauthorized access and manipulation of user data. Given the low complexity of the attack and the necessity for user interaction, organizations should be particularly concerned about their users falling victim to this vulnerability. The blast radius could extend significantly if attackers successfully exploit the vulnerability.
With a CVSS score of 6.4, this vulnerability falls into a medium urgency category. Organizations should address this issue in their priority patch cycle to ensure the safety of their applications and the data of their users.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected versions of WeGIA are all versions prior to 3.2.6. Users are strongly advised to upgrade to this version to mitigate the vulnerability.
Mitigation & Remediation
Organizations should prioritize upgrading to version 3.2.6 of the WeGIA application to remediate this vulnerability. As there are no known workarounds, immediate action is recommended. For enhanced security, organizations can implement input validation and sanitization on all user inputs, particularly those that interact with critical endpoints.
For more comprehensive security measures, organizations can consider penetration testing to identify other potential vulnerabilities in their applications.
Detection Guidance
To detect potential exploitation of this vulnerability, organizations should monitor application logs for unusual script executions and user input anomalies. Behavioral anomalies in user interactions with the Cadastro_Atendido.php endpoint should raise alerts for further investigation.
AppSecure Threat Intelligence Insight
The long-term significance of this vulnerability highlights the need for organizations to adopt robust input validation and security practices. As the threat landscape evolves, reflected XSS vulnerabilities remain a common attack vector that can lead to severe data breaches.
Organizations should learn from this vulnerability by integrating security assessments into their development lifecycle. Regular security testing, such as web application penetration testing, can help identify similar weaknesses before they can be exploited.
Furthermore, organizations should consider implementing continuous security practices to adapt to new vulnerabilities and threats, ensuring their systems remain resilient against attacks. Utilizing resources for ongoing education and training on emerging threats will also fortify defenses.
For further insights on application security, organizations can refer to our vulnerability management program guide.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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