Vulnerability Information
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Vulnerability Description
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Insyde InsydeH2O 安全漏洞
Vulnerability Description
Insyde InsydeH2O是中国台湾系微（Insyde）公司的一个 C 语言源，它实现了新技术“EFI/UEFI”规范，旨在取代传统的 BIOS（基本输入/输出系统）。 Insyde InsydeH2O kernel 5.0至5.5版本存在安全漏洞，该漏洞源于SMM驱动程序FwBlockServiceSmm中存在SMM调用漏洞，当创建SMM时导致任意执行代码。攻击者可以将指向UEFI引导服务GetVariable的指针替换为指向恶意软件的指针，然后生成一个软件SMI。
CVSS Information
N/A
Vulnerability Type
N/A