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Dell patches 12-year-old driver vulnerability impacting millions of PCs

The Record ()3 min read2 · 1 read
Analyze CVE-2021-21551 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

All
CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2021-21551
Local Privilege Escalation in Dell dbutil_2_3.sys Driver
7.880%KEVPoC ×2
KEV

From the original article

3 min read at therecord.media

Hundreds of millions of Dell desktops, laptops, notebooks, and tablets will need to update their Dell DBUtil driver to fix a 12-year-old vulnerability that exposes systems to attacks. The bug, tracked as CVE-2021-21551 , impacts version 2. 3 of DBUtil, a Dell BIOS driver that allows the OS and system apps to interact with the computer's BIOS and hardware.

The Record

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