Description

In dialInternal in multiple locations, there is a possible permission bypass due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "7.8",
  "pubDate": "2026-10-05T19:17:24.097Z",
  "pubdate": "2026-10-05T19:17:24.097Z",
  "executiveSummary": "A critical security vulnerability has been identified within the dialInternal function, manifesting as a confused deputy flaw. This vulnerability allows for a local privilege escalation, enabling an attacker to perform unauthorized actions with elevated permissions. The flaw arises from the improper handling of internal requests, where the system performs operations on behalf of an unprivileged user without adequate authorization checks.\nThe vulnerability does not require user interaction or pre-existing execution privileges, significantly lowering the barrier for exploitation. If successfully leveraged, this defect permits a local attacker to bypass existing security constraints, potentially leading to a complete compromise of system integrity. The impact includes unauthorized access to privileged functions and system-level operations. Given the nature of the confused deputy scenario, the vulnerability is inherent to the logic of the affected component, posing a severe risk to local system security.",
  "technicalDetails": "The vulnerability resides within the dialInternal function, which is utilized across multiple locations in the codebase to facilitate internal system communication. The root cause is a classic confused deputy problem, wherein the function assumes the identity or authority of the process invoking it, rather than validating the security context of the original request initiator. Because the function is trusted with elevated privileges, it performs operations on behalf of an unprivileged requestor without verifying whether the requestor has the necessary permissions to execute the target action.\nDuring exploitation, an attacker crafts a malicious request targeting the dialInternal interface. Because the component fails to distinguish between the requester's identity and the component's own authority, the function executes the operation as if authorized by the system itself. This bypasses security policy enforcement points that are intended to restrict access to sensitive internal interfaces. The attack flow involves the attacker passing parameters to dialInternal that force the function to interact with restricted system resources or execute privileged commands. Since the function is inherently privileged, it performs these actions without further authentication or authorization requirements.\nThe lack of sufficient boundary checks between caller identity and action execution allows an attacker to manipulate the internal state of the application. This vulnerability is particularly dangerous because it requires no prior execution privileges and no user interaction, making it a highly reliable primitive for local privilege escalation. Once the dialInternal logic is coerced, the attacker can influence system configurations, access restricted memory regions, or escalate their user-level context to higher privilege tiers, such as root or system-level access. The persistence of this flaw across multiple code paths indicates a fundamental design oversight in how internal IPC and functional delegation are managed, facilitating a broader attack surface than localized faults."
}