CVE-2025-20731
BaseFortify
Publication date: 2025-11-04
Last updated on: 2026-02-26
Assigner: MediaTek, Inc.
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| mediatek | software_development_kit | to 7.6.7.2 (inc) |
| openwrt | openwrt | 19.07.0 |
| openwrt | openwrt | 21.02.0 |
| mediatek | mt6890 | * |
| mediatek | mt7615 | * |
| mediatek | mt7622 | * |
| mediatek | mt7663 | * |
| mediatek | mt7915 | * |
| mediatek | mt7916 | * |
| mediatek | mt7981 | * |
| mediatek | mt7986 | * |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-122 | A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). |
| 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 and the OceReducedNeighborReport feature is disabled. Exploitation does not require user interaction.
How can this vulnerability impact me? :
The vulnerability can allow a malicious actor with existing System privilege to escalate their privileges locally, potentially gaining higher control over the affected system. This could lead to unauthorized actions or system compromise.
What immediate steps should I take to mitigate this vulnerability?
Apply the patch identified as WCNCR00441511 to the wlan AP driver to fix the out of bounds write issue. Additionally, ensure that the OceReducedNeighborReport feature is enabled to reduce the risk of exploitation.