CVE-2025-20716
BaseFortify
Publication date: 2025-10-14
Last updated on: 2025-10-15
Assigner: MediaTek, Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mediatek | software_development_kit | to 7.6.7.2 (inc) |
| mediatek | mt6890 | * |
| mediatek | mt7615 | * |
| mediatek | mt7622 | * |
| mediatek | mt7663 | * |
| mediatek | mt7915 | * |
| mediatek | mt7916 | * |
| mediatek | mt7981 | * |
| mediatek | mt7986 | * |
| openwrt | openwrt | 19.07.0 |
| openwrt | openwrt | 21.02.0 |
| mediatek | mt6890 | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an out-of-bounds write in the wlan AP driver caused by an incorrect bounds check. It can lead to local escalation of privilege if a malicious actor already has System privilege. Exploitation does not require user interaction.
How can this vulnerability impact me? :
The vulnerability could allow a malicious actor with System privilege to escalate their privileges locally, potentially gaining higher access or control on the affected device. This could compromise system security and stability.
What immediate steps should I take to mitigate this vulnerability?
Apply the security patch identified as Patch ID: WCNCR00421149 provided by MediaTek to the affected wlan AP driver. Contact your device OEM for the updated firmware or driver that includes this patch to mitigate the vulnerability.