CVE-2025-8300 is a heap-based buffer overflow vulnerability in the Realtek rtl81xx SDK Wi-Fi driver, specifically within the N6CSet_DOT11_CIPHER_DEFAULT_KEY function, affecting Realtek rtl8811au and Wi-Fi USB drivers. This flaw, rated 8.8 HIGH (CVSSv3), allows a local attacker with low-privileged code execution to escalate privileges to SYSTEM due to improper validation of user-supplied data length. Currently, there is no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1030.52.0325.2025CPE matchmatch criteria | cpe:2.3:a:realtek:wi-fi_usb_driver:*:*:*:*:*:windows:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/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.