CVE-2025-20714 Details
Description
In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: WCNCR00432659; Issue ID: MSV-3902.
A vulnerability in the WLAN access point driver has been identified, allowing for a possible out-of-bounds write due to an incorrect bounds check. This vulnerability could lead to local privilege escalation, but requires that the attacker already has system privileges. Exploitation does not require user interaction.
MediaTek has issued a patch for this vulnerability, which can be applied by device OEMs. Instructions for applying the patch should be available through the MediaTek contact person.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Oct 15, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://corp.mediatek.com/product-security-bulletin/October-2025 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-787 | Out-of-bounds Write | [email protected] |
| CWE-121 | Stack-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| mediatek software development kit | <= 7.6.7.2 |
CPE
Remediation
| |
| mediatek mt6890 | All versions |
CPE
Remediation
| |
| mediatek mt7615 | All versions |
CPE
Remediation
| |
| mediatek mt7622 | All versions |
CPE
Remediation
| |
| mediatek mt7663 | All versions |
CPE
Remediation
| |
| mediatek mt7915 | All versions |
CPE
Remediation
| |
| mediatek mt7916 | All versions |
CPE
Remediation
| |
| mediatek mt7981 | All versions |
CPE
Remediation
| |
| mediatek mt7986 | All versions |
CPE
Remediation
| |
| openwrt openwrt | 19.07.0 - 21.02.0 - |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Oct 15, 2025 | Initial Analysis | [email protected] |
| Oct 14, 2025 | CVE Modified | CISA-ADP |
| Oct 14, 2025 | New CVE Received | [email protected] |