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The vulnerability of the reverse-trigger function of the System Management Interrupt (SMI) driver for Legacy BIOS notebook computers of Lenovo allows a hacker to execute arbitrary code with elevated privileges.

🗓️ 17 May 2022 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 5 Views

Lenovo Legacy BIOS SMI reverse-trigger flaw lets arbitrary code run with elevated privileges from poor input validation.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2021-4212
22 Apr 202221:15
attackerkb
Circl
CVE-2021-4212
23 Apr 202200:28
circl
CNNVD
Lenovo Notebook 输入验证错误漏洞
8 Feb 202200:00
cnnvd
CVE
CVE-2021-4212
22 Apr 202220:30
cve
Cvelist
CVE-2021-4212
22 Apr 202220:30
cvelist
EUVD
EUVD-2021-34070
3 Oct 202520:07
euvd
NVD
CVE-2021-4212
22 Apr 202221:15
nvd
Prion
Code injection
22 Apr 202221:15
prion
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17 May 2022 00:00Current
7.1High risk
Vulners AI Score7.1
CVSS 36.7
CVSS 26.8
EPSS0.00245
5