CVE-2024-55081 in Chat2DB
Summary
by MITRE • 12/19/2024
An XML External Entity (XXE) injection vulnerability in the component /datagrip/upload of Chat2DB v0.3.5 allows attackers to execute arbitrary code via supplying a crafted XML input.
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Analysis
by VulDB Data Team • 06/22/2025
The vulnerability identified as CVE-2024-55081 represents a critical XML External Entity injection flaw within the Chat2DB v0.3.5 application, specifically affecting the /datagrip/upload endpoint. This vulnerability resides in the data processing component that handles file uploads and XML parsing operations, creating a dangerous attack surface where malicious actors can manipulate the system through crafted XML inputs. The XXE vulnerability stems from the application's failure to properly validate and sanitize XML data received during the upload process, allowing attackers to exploit the underlying XML parser's capabilities to access local system resources. The affected component processes XML data without adequate restrictions on external entity resolution, enabling attackers to reference external resources or execute system commands through malicious XML payloads.
The technical exploitation of this vulnerability follows the standard XXE attack pattern where an attacker crafts a malicious XML document containing external entity declarations that reference local files or network resources. When the vulnerable Chat2DB application processes this XML input through the /datagrip/upload endpoint, the XML parser resolves external entities and executes the referenced commands or accesses sensitive files on the server. This type of vulnerability is classified as CWE-611 according to the Common Weakness Enumeration catalog, which specifically addresses XML external entity processing without proper input validation. The attack vector leverages the application's trust in XML data processing, allowing attackers to bypass normal access controls and potentially escalate privileges or extract confidential information from the underlying system.
The operational impact of CVE-2024-55081 extends beyond simple code execution capabilities, as it can enable attackers to perform comprehensive system reconnaissance and data exfiltration. Successful exploitation allows adversaries to access local files that may contain sensitive configuration data, database credentials, or application logic that could be used for further attacks within the network. The vulnerability's location within the upload functionality makes it particularly dangerous as it can be exploited through user interaction or automated scanning tools, potentially leading to full system compromise. Attackers can leverage this vulnerability to establish persistent access, deploy additional malware, or use the compromised system as a launchpad for attacks against other networked systems, making this a significant threat to enterprise security infrastructure. The ATT&CK framework categorizes this vulnerability under T1059.007 for command and scripting interpreter and T1566.001 for spearphishing attachment, as the exploitation typically involves crafting malicious payloads that are delivered through file upload mechanisms.
Organizations utilizing Chat2DB v0.3.5 must implement immediate mitigations to address this vulnerability, including disabling external entity resolution in XML parsers, implementing strict input validation for all XML data, and applying the latest security patches from the vendor. The recommended approach involves configuring XML parsers to reject external entity declarations and implementing proper access controls on the upload endpoint. Security measures should include network segmentation to limit access to the vulnerable component, monitoring for suspicious upload activities, and implementing web application firewalls to detect and block malicious XML payloads. Additionally, organizations should conduct comprehensive security assessments to identify similar vulnerabilities in other components and ensure proper input sanitization across all data processing functions. The vulnerability demonstrates the critical importance of secure coding practices and proper XML handling in enterprise applications, emphasizing the need for regular security testing and vulnerability management programs to prevent similar issues from compromising system integrity and data confidentiality.