In wlan STA driver, there is a possible out of bounds write due to improper input validation. This could lead to remote (proximal/adjacent) code execution with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00389496 / ALPS09137491; Issue ID: MSV-1835.
Conclusion & alert: CVE-2024-20146 is rated Low Risk (36.8/100): CVSS High severity, with low exploitation likelihood (EPSS 0.04%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-07 | 0.05% | 0.04% | -0.01% |
| 2 | 2026-02-14 | 0.04% | 0.05% | +0.01% |
| 3 | 2025-01-06 | — | 0.04% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 8.1 | 3.1 | HIGH |
|
2.8 | 5.2 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| linuxfoundation | yocto | 3.3 | cpe:2.3:a:linuxfoundation:yocto:3.3:*:*:*:*:*:*:* |
| linuxfoundation | yocto | 4.0 | cpe:2.3:a:linuxfoundation:yocto:4.0:*:*:*:*:*:*:* |
| linuxfoundation | yocto | 5.0 | cpe:2.3:a:linuxfoundation:yocto:5.0:*:*:*:*:*:*:* |
| mediatek | software_development_kit | <= 2.5 | cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:* |
| android | 13.0 | cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:* | |
| android | 14.0 | cpe:2.3:o:google:android:14.0:*:*:*:*:*:*:* | |
| android | 15.0 | cpe:2.3:o:google:android:15.0:*:*:*:*:*:*:* | |
| openwrt | openwrt | 23.05 | cpe:2.3:o:openwrt:openwrt:23.05:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://corp.mediatek.com/product-security-bulletin/January-2025 | Vendor Advisory |