CVE-2022-26081
Kingsoft WPS Office vulnerability analysis and mitigation

Overview

The vulnerability (CVE-2022-26081) affects the installer of WPS Office Version 10.8.0.5745. The issue was discovered and disclosed in March 2022, specifically related to insecure loading of shcore.dll during the installation process (JVN Report).

Technical details

The vulnerability is classified as an insecure DLL loading issue (CWE-427). When the WPS Install Application (wps.1.9.exe) is executed, it insecurely loads shcore.dll from the same directory. The vulnerability has a CVSS v3 Base Score of 7.8 (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) (JVN Report).

Impact

When exploited, this vulnerability allows arbitrary code execution with the privilege level of the user invoking the installer. This means an attacker could potentially execute malicious code during the installation process (JVN Report).

Mitigation and workarounds

KINGSOFT has addressed this vulnerability in WPS Office2 for Windows version 11.82.8498 or later versions, released in May 2020. Users of affected versions are recommended to upgrade to the latest version of the software (Kingsoft Support).

Additional resources


SourceThis report was generated using AI

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