CVE-2023-20811 is an out-of-bounds write vulnerability in the IOMMU component of Linux and MediaTek products, stemming from a missing bounds check. This flaw, rated Medium severity with a CVSS score of 6.7, allows for local escalation of privilege to System execution privileges without user interaction, provided the attacker already has high privileges. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is it listed in the KEV catalog, indicating no active exploitation. Community discussion and media coverage for this CVE are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
10.0CPE matchmatch criteria | cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:* | ||
11.0CPE matchmatch criteria | cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:* | ||
4.19CPE matchmatch criteria | cpe:2.3:o:linux:linux_kernel:4.19:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.