Sceawere
Vulnerability Detail
CVE-2026-20518UPDATED Verified Sceawere Triage Sources: NVD / CISA KEV
Geniezone Missing Bounds Check Disclosure
Vulnerability Metadata
- Severity
- Medium
- Score / CVSS
- 4.4
- Creation Date
- 10h ago
- Vendor
- MediaTek, Inc.
- Product
- MediaTek chipset
- Attack Type
- CWE-125 Out-of-bounds Read
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- Attack Complexity
- LOW
Narrative and Response
Description
In geniezone, there is a possible information disclosure due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is needed for exploitation. Patch ID: ALPS10867524 / ALPS10876355; Issue ID: MSV-6674.
Executive Summary
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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Technical Details
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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Mitigations
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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
References
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Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Additional Metadata
{
"score": "4.4",
"pubDate": "2026-09-07T02:17:20.583Z",
"pubdate": "2026-09-07T02:17:20.583Z",
"executiveSummary": "The vulnerability identified in geniezone is an information disclosure flaw stemming from an insufficient bounds check. This security oversight permits unauthorized access to sensitive memory locations that should remain restricted, potentially exposing internal data to local adversaries. The vulnerability is categorized as a memory-related access control issue where the absence of proper validation during data processing allows for out-of-bounds read operations.\nThe risk profile of this vulnerability is contingent upon the attacker already possessing System-level privileges on the host platform. While the vulnerability exists within the application's internal memory management, successful exploitation requires specific user interaction to trigger the problematic code path. By leveraging this flaw, an attacker with high-level system access can circumvent security boundaries to exfiltrate data that would otherwise be shielded by operating system protections. Given the requirement for pre-existing administrative or system-level compromise, the vulnerability serves as a mechanism for further privilege escalation or data theft within an already compromised environment. Mitigation relies on the application of specific patches identified under MSV-6674.",
"technicalDetails": "The root cause of this vulnerability lies in the implementation of an input validation routine within geniezone that fails to enforce strict bounds checking during memory access operations. In secure software development, buffers and memory segments must be validated against predefined size constraints before any read or write operation occurs. In this instance, the function responsible for handling memory requests lacks a conditional check to ensure that the requested offset remains within the authorized memory region.\nThe exploitation flow begins with the attacker establishing a foothold on the target system with System-level privileges. Once this elevated execution environment is achieved, the attacker must induce a specific user interaction that triggers the vulnerable function call within geniezone. Because the underlying code lacks a bounds check, the process continues to execute the memory read request even when the index or pointer falls outside of the allocated buffer. This allows the application to read adjacent memory segments, which may contain sensitive information such as cryptographic keys, session tokens, or other privileged system data.\nThe impact of this disclosure is significant within the context of a local attack vector. Since the vulnerability resides at the intersection of process memory management and user-triggered events, an attacker can map out the address space or dump the contents of protected memory segments by repeatedly invoking the vulnerable operation with varying, out-of-bounds offsets. This post-exploitation behavior enables the unauthorized retrieval of data that is otherwise invisible to user-mode processes.\nThe lack of validation creates a classic out-of-bounds read condition. From a technical standpoint, the vulnerability occurs because the software assumes the input index is always within the legitimate range of the data structure. When this assumption is violated by a malicious actor, the system performs a memory read operation at an arbitrary, non-validated address. The security implications are compounded by the fact that the application effectively grants access to its own memory space to the calling process without verifying the legality of the requested memory address relative to the source object. The identifiers associated with this issue are ALPS10867524 and ALPS10876355, which track the specific implementation flaws addressed by the developers."
}