CVE-2025-20741
Summary
| CVE | CVE-2025-20741 |
|---|---|
| State | PUBLISHED |
| Assigner | MediaTek |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-11-04 07:15:44 UTC |
| Updated | 2026-06-17 08:41:57 UTC |
| 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: WCNCR00434422; Issue ID: MSV-3958. |
Risk And Classification
Primary CVSS: v3.1 6.7 MEDIUM from ADP
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.001570000 probability, percentile 0.044160000 (date 2026-10-18)
Problem Types: CWE-122 | CWE-787 | CWE-122 CWE-122 Heap Overflow
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 6.7 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 6.7 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
CVSS v3.1 Breakdown
Attack Vector
LocalAttack Complexity
LowPrivileges Required
HighUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
HighCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Hardware | Mediatek | Mt6890 | - | All | All | All |
| Hardware | Mediatek | Mt7615 | - | All | All | All |
| Hardware | Mediatek | Mt7622 | - | All | All | All |
| Hardware | Mediatek | Mt7663 | - | All | All | All |
| Hardware | Mediatek | Mt7915 | - | All | All | All |
| Hardware | Mediatek | Mt7916 | - | All | All | All |
| Hardware | Mediatek | Mt7981 | - | All | All | All |
| Hardware | Mediatek | Mt7986 | - | All | All | All |
| Application | Mediatek | Software Development Kit | All | All | All | All |
| Operating System | Openwrt | Openwrt | 19.07.0 | - | All | All |
| Operating System | Openwrt | Openwrt | 21.02.0 | - | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | MediaTek Inc. | MT6890 MT7615 MT7622 MT7663 MT7915 MT7916 MT7981 MT7986 | affected SDK release 7.6.7.2 and before / openWRT 19.07, 21.02 | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| corp.mediatek.com/product-security-bulletin/November-2025 | [email protected] | corp.mediatek.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.