Sceawere
Vulnerability Detail
CVE-2026-63423UPDATED Verified Sceawere Triage Sources: NVD / CISA KEV
Lenovo Accessories and Display Manager Privilege Escalation
Vulnerability Metadata
- Severity
- High
- Score / CVSS
- 7.8
- Creation Date
- 6h ago
- Vendor
- Lenovo
- Product
- Accessories and Display Manager
- Attack Type
- CWE-321: Use of Hard-coded Cryptographic Key
- Vector String
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Attack Complexity
- LOW
Narrative and Response
Description
During an internal security assessment, a potential vulnerability was discovered in Lenovo Accessories and Display Manager for Enterprise for Windows that could allow a local authenticated user to execute arbitrary code with elevated privileges.
Executive Summary
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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": "7.8",
"pubDate": "2026-08-13T15:19:55.080Z",
"pubdate": "2026-08-13T15:19:55.080Z",
"executiveSummary": "An internal security assessment has identified a local privilege escalation vulnerability within Lenovo Accessories and Display Manager for Enterprise for Windows. The flaw allows a locally authenticated standard user to execute arbitrary code with elevated privileges on the underlying operating system.\nThe vulnerability represents a critical security risk for enterprise environments where multiple users share workstation assets or where endpoint hardening relies on standard user privilege boundaries. The identified weakness enables an attacker with low-privilege local access to bypass security controls and inherit administrative capabilities.\nExploitation of this vulnerability requires local authentication and the ability to interact with the vulnerable application or its associated service endpoints. There is no requirement for network exposure, as the attack vector is strictly local. Successful exploitation leads to total compromise of the affected host, enabling malicious actors to install unauthorized software, modify system configurations, access sensitive data, or create persistent administrative backdoors.\nOrganizations utilizing the affected software should prioritize remediation by monitoring for anomalous process execution patterns originating from management utilities and applying vendor-supplied updates as soon as they become available.",
"technicalDetails": "The vulnerability resides within the architecture of Lenovo Accessories and Display Manager for Enterprise for Windows, specifically affecting how privileged operations, background helper services, or inter-process communication mechanisms handle requests from lower-privilege contexts.\nRoot Cause Analysis: The underlying root cause stems from insecure handling of local procedure calls, improper access control lists on execution paths, or unquoted service paths and vulnerable binary execution paradigms that permit a standard user to manipulate operational flows or inject arbitrary payloads into privileged processes.\nAttack Flow and Methodology: 1. The attacker provisions a standard, unprivileged local user account on the Windows workstation. 2. The attacker interacts with the vulnerable component of Lenovo Accessories and Display Manager for Enterprise for Windows, which may involve invoking insecure APIs, sending crafted messages to a local named pipe or RPC endpoint, or exploiting a weak file system or registry permission related to the application's service execution. 3. Due to improper input validation, weak permissions, or flawed authorization checks, the privileged background service or utility executes attacker-supplied payloads, binaries, or commands. 4. Because the vulnerable service runs with elevated privileges (such as NT AUTHORITY\\SYSTEM or Administrator equivalent), the spawned child processes or injected routines inherit these elevated tokens.\nPrivilege and Authentication Requirements: Exploitation requires local interactive or programmatic access to the host operating system. The attacking entity must possess a valid, authenticated local user session. No network exposure or remote attack vector is present, as the vulnerability is constrained to the local host boundary.\nPost-Exploitation Impact: Upon successful execution of the attack flow, the adversary achieves arbitrary code execution with elevated privileges. This facilitates comprehensive system compromise, including the ability to disable security monitoring agents, harvest credentials from memory, tamper with system files, and pivot across the internal network if the host is domain-joined."
}