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CVE-2021-47864

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CVE-2021-47864

Published: Jan 21, 2026

Modified: Apr 7, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Description

OSAS Traverse Extension 11 contains an unquoted service path vulnerability in the TravExtensionHostSvc service running with LocalSystem privileges. Attackers can exploit the unquoted path to inject and execute malicious code by placing executable files in the service's path, potentially gaining elevated system access.

VendorProductVersions

OSAS

OSAS Traverse Extension

affected
11 x86

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

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