Security News > 2022 > January > Windows vulnerability with new public exploits lets you become admin
A security researcher has publicly disclosed an exploit for a Windows local privilege elevation vulnerability that allows anyone to gain admin privileges in Windows 10.
The vulnerability affects all supported support versions of Windows 10 before the January 2022 Patch Tuesday updates.
Microsoft attributes the discovery of this vulnerability to RyeLv, who shared a technical analysis of the vulnerability after Microsoft released the patch.
After the exploit's release, Will Dormann, a vulnerability analyst for CERT/CC and Twitter's resident exploit tester, confirmed that the exploits works and provides elevated privileges.
BleepingComputer also tested the vulnerability and had no problem compiling the exploit and using it to open Notepad with SYSTEM privileges on Windows 10, as shown below.
RyeLv noted in his technical writeup for the CVE-2022-21882 vulnerability that the best way to eliminate this bug class is to improve Microsoft's Windows kernel bug bounties.
News URL
Related news
- PipeMagic Trojan Exploits Windows Zero-Day Vulnerability to Deploy Ransomware (source)
- Hackers Exploit Paragon Partition Manager Driver Vulnerability in Ransomware Attacks (source)
- Ballista Botnet Exploits Unpatched TP-Link Vulnerability, Targets Over 6,000 Devices (source)
- APTs have been using zero-day Windows shortcut exploit for eight years (ZDI-CAN-25373) (source)
- EncryptHub Exploits Windows Zero-Day to Deploy Rhadamanthys and StealC Malware (source)
- BlackLock Ransomware Exposed After Researchers Exploit Leak Site Vulnerability (source)
- Microsoft Patches 125 Flaws Including Actively Exploited Windows CLFS Vulnerability (source)
- WhatsApp vulnerability could be used to infect Windows users with malware (CVE-2025-30401) (source)
- Microsoft: Windows CLFS Vulnerability Could Lead to ‘Widespread Deployment and Detonation of Ransomware’ (source)
- ⚡ Weekly Recap: Windows 0-Day, VPN Exploits, Weaponized AI, Hijacked Antivirus and More (source)
Related Vulnerability
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2022-01-11 | CVE-2022-21882 | Out-of-bounds Write vulnerability in Microsoft products Win32k Elevation of Privilege Vulnerability | 7.8 |