CVE-2021-47880

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Realtek Wireless LAN Utility 700.1631 contains an unquoted service path vulnerability that allows local users to potentially execute code with elevated system privileges. Attackers can exploit the unquoted service path by inserting malicious code in the system root path that would execute during application startup or system reboot.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jan 21, 2026
Last modified
Jun 17, 2026
NVD status
Deferred

Related CVEs from 2021

CVE-2021-478818.4dataSIMS Avionics ARINC 664-1 version 4.5.3 contains a local buffer overflow vulnerability that allows attackers to overwrite memory by maniCVE-2021-478827.8FreeLAN 2.2 contains an unquoted service path vulnerability in its Windows service configuration that allows local attackers to execute arbiCVE-2021-478837.8Sandboxie Plus 0.7.2 contains an unquoted service path vulnerability in the SbieSvc service that allows local attackers to execute code withCVE-2021-478847.8OKI Configuration Tool 1.6.53 contains an unquoted service path vulnerability in the OKI Local Port Manager service that allows local attackCVE-2021-478856.4Multiple payment terminal versions contain non-persistent cross-site scripting vulnerabilities in billing and payment information input fielCVE-2021-478867.8Pingzapper 2.3.1 contains an unquoted service path vulnerability in the PingzapperSvc service that allows local attackers to potentially exeCVE-2021-478877.8OKI Print Job Accounting 4.4.10 contains an unquoted service path vulnerability in the OkiJaSvc service that allows local attackers to potenCVE-2021-478888.8Textpattern versions prior to 4.8.3 contain an authenticated remote code execution vulnerability that allows logged-in users to upload malicCVE-2021-478897.8Softros LAN Messenger 9.6.4 contains an unquoted service path vulnerability in the SoftrosSpellChecker service that allows local attackers tCVE-2021-478907.8LogonExpert 8.1 contains an unquoted service path vulnerability in the LogonExpertSvc service running with LocalSystem privileges. AttackersCVE-2021-478919.8Unified Remote 3.9.0.2463 contains a remote code execution vulnerability that allows attackers to send crafted network packets to execute arCVE-2021-478927.2PEEL Shopping 9.3.0 contains a stored cross-site scripting vulnerability in the 'Comments / Special Instructions' parameter of the purchase
CVE-2021-47880: High severity, CVSS 7.8 | Vulnix