CVE-2022-35407 is a high-severity stack buffer overflow vulnerability affecting Insyde InsydeH2O firmware kernels 5.0 through 5.5 on Intel platforms. This flaw allows an authenticated local attacker to achieve arbitrary code execution within the SetupUtility driver by manipulating UEFI variables, leading to complete compromise of confidentiality, integrity, and availability. While the CVSS score is 7.8, indicating significant risk, there is currently no public exploit code available, nor is there any evidence of active exploitation or community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.0, <= 5.5CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
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Oct 21, 2025Insyde BIOS Buffer Overflow in certain HP ARM-Based PCs
Oct 21, 2025Insyde BIOS Buffer Overflow in certain HP ARM-Based PCs
Oct 21, 2025Insyde BIOS Buffer Overflow in certain HP ARM-Based PCs
Oct 21, 2025