CVE-2022-30771 is a high-severity vulnerability affecting Insyde Kernel versions 5.1 through 5.5, where an initialization function in PnpSmm can lead to System Management RAM (SMRAM) corruption. With a CVSS score of 8.2, this flaw allows a high-privileged local attacker to achieve significant impact on confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential for SMRAM corruption poses a serious risk to system security. Organizations using affected Insyde Kernel versions should apply the provided patches to mitigate this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.1, < 5.1.05.17.25CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* | ||
>= 5.2, < 5.2.05.27.25CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* | ||
>= 5.3, < 5.3.05.36.25CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* | ||
>= 5.4, < 5.4.05.44.25CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* | ||
>= 5.5, < 5.5.05.52.25CPE matchmatch criteria | cpe:2.3:o:insyde:kernel:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/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.
Remediation records are not available for this CVE.