CVE-2022-4730 in Web
Summary
by MITRE • 12/27/2022
A vulnerability was found in Graphite Web. It has been classified as problematic. Affected is an unknown function of the component Absolute Time Range Handler. The manipulation leads to cross site scripting. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 2f178f490e10efc03cd1d27c72f64ecab224eb23. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216744.
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Analysis
by VulDB Data Team • 01/24/2023
The vulnerability identified as CVE-2022-4730 represents a cross site scripting flaw within the Graphite Web application, specifically within the Absolute Time Range Handler component. This vulnerability falls under the CWE-79 category of Cross-Site Scripting, which is a critical security concern that allows attackers to inject malicious scripts into web applications. The flaw exists in an unknown function of the time range handler, suggesting that the vulnerability is embedded within the core functionality responsible for processing time-based data ranges in the Graphite monitoring and graphing platform. The affected component is particularly concerning as it handles temporal data processing, which is fundamental to the application's monitoring capabilities.
The security implications of this vulnerability are significant as it enables remote code execution through cross site scripting attacks. Attackers can exploit this flaw by manipulating input parameters that are processed by the Absolute Time Range Handler, potentially allowing them to inject malicious JavaScript code that will execute in the context of other users' browsers. This remote attack vector means that adversaries do not need physical access to the system, as they can leverage the vulnerability through web interfaces. The fact that the exploit has been publicly disclosed and is potentially in use indicates that threat actors have already identified and are leveraging this weakness, making immediate remediation essential for organizations utilizing Graphite Web.
The operational impact of CVE-2022-4730 extends beyond simple script injection, as it could enable attackers to perform various malicious activities including session hijacking, data theft, and privilege escalation within the Graphite Web environment. The vulnerability directly violates the principle of input validation and output encoding, which are fundamental security practices recommended by the OWASP Top Ten and the NIST Cybersecurity Framework. Organizations using Graphite Web for monitoring critical infrastructure face heightened risk as attackers could potentially manipulate monitoring data, compromise user sessions, or gain unauthorized access to system information. The patch referenced as 2f178f490e10efc03cd1d27c72f64ecab224eb23 specifically addresses this issue by implementing proper input sanitization and output encoding mechanisms.
Mitigation strategies for this vulnerability should prioritize immediate patch application, as recommended by the vendor. Organizations should also implement additional security controls such as web application firewalls, input validation routines, and regular security assessments to prevent exploitation. The vulnerability demonstrates the importance of secure coding practices and input sanitization, particularly for components handling user-supplied data in web applications. Security teams should monitor for exploitation attempts and conduct comprehensive vulnerability assessments to identify similar weaknesses in related systems. The ATT&CK framework categorizes this type of vulnerability under T1566 - Phishing and T1059 - Command and Scripting Interpreter, highlighting the multi-layered attack vectors that can emerge from such flaws. Organizations should also consider implementing proper logging and monitoring to detect potential exploitation attempts and maintain compliance with cybersecurity regulations that mandate timely vulnerability remediation.