Description

Chiline Cloud developed by Inventec Appliances has a Insecure Direct Object Reference vulnerability. Unauthenticated remote attackers can modify a specific parameter to read other users' sensitive data.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.5",
  "pubDate": "2026-08-11T03:17:36.157Z",
  "pubdate": "2026-08-11T03:17:36.157Z",
  "executiveSummary": "An Insecure Direct Object Reference (IDOR) vulnerability has been identified in Chiline Cloud, developed by Inventec Appliances. This security flaw originates from a lack of proper authorization checks on specific input parameters processed by the application. Consequently, unauthenticated remote attackers can systematically modify these target parameters to bypass access controls and read sensitive data belonging to other users.\nThe impact of this vulnerability is critical, as it directly compromises the confidentiality and privacy of stored user data within the affected system. Because the flaw is exploitable remotely without requiring prior authentication, low-complexity attack vectors are exposed to any external malicious actor with network access to the target deployment.\nThe risk implications include unauthorized data exposure, potential regulatory non-compliance, and loss of user trust. Mitigation requires implementing rigorous server-side session validation and authorization checks to ensure that users can only access objects and data for which they possess explicit permissions.",
  "technicalDetails": "The vulnerability is rooted in an Insecure Direct Object Reference (IDOR) design flaw within the Chiline Cloud architecture developed by Inventec Appliances. The root cause stems from the application utilizing user-supplied input directly to reference internal database records or objects without enforcing adequate authorization or access control verification on the server side.\nThe vulnerable component handles requests containing specific parameters that dictate which user data or object records are retrieved and rendered in the response. Because the application fails to validate whether the requesting entity possesses the legal authorization to access the specified resource identifier, an attacker can manipulate these parameters directly.\nThe attack flow proceeds as follows: First, an unauthenticated remote attacker identifies the endpoint responsible for processing data retrieval requests. Second, the attacker issues a crafted HTTP request targeting this functionality. Third, the attacker systematically modifies the specific parameter value—such as incrementing or substituting user identifiers within the request payload—to reference alternate, non-public data records. Fourth, the server processes the modified request without validating session ownership or privilege levels, and subsequently returns the sensitive data of other users in the HTTP response body.\nThe exploitation requirements are minimal, necessitating only network access to the target Chiline Cloud instance and the ability to craft and transmit modified HTTP requests. No prior authentication, user interaction, or elevated privileges are required to successfully read unauthorized sensitive information, maximizing the threat surface and post-exploitation impact regarding data confidentiality."
}