CVE-2021-43614mediumCWE-120

CVE-2021-43614: falha de média gravidade em InsydeH2O

VariableEditSmm: Error checking of UEFI variables could cause buffer overflow, leading to code execution

Publicada em

Seguir esta CVE+ Monitorar InsydeH2O

Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.

13Vexday Risk Score

Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.

ssvc Trackcvss 6.7epss 0.2%
Error in handling the PlatformLangCodes UEFI variable could cause a buffer overflow, leading to resource exhaustion and failure.
CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:L
Produtos afetados
Insyde Software · InsydeH2O
CVEs relacionadas — InsydeH2O

No mesmo produto, das mais perigosas para as menos.

CVE-2025-4275HIGHSecureFlashDxe: Incorrect UEFI variable attributes check allows usage of invalid certificateEPSS 0.5%CVE-2026-6484HIGHLack of verified boot to certain FV may cause arbitrary code executionEPSS 0.4%CVE-2025-4421HIGHEfiSmiServices: gEfiSmmCpuProtocol, SMM memory corruption vulnerabilities in SMM moduleEPSS 0.2%CVE-2025-4422HIGHEfiSmiServices : EfiPcdProtocol, SMM memory corruption vulnerabilities in SMM moduleEPSS 0.2%CVE-2025-4426MEDIUMSetupAutomationSmm : SMRAM memory contents leak / information disclosure vulnerability in SMM moduleEPSS 0.2%CVE-2025-4425HIGHSetupAutomationSmm: Stack overflow vulnerability in SMI handlerEPSS 0.2%