CVE-2025-20674
CRITICALOpenWrt - Unauthenticated Arbitrary Packet Injection via Missing Permission Check
Title source: llmDescription
In wlan AP driver, there is a possible way to inject arbitrary packet due to a missing permission check. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00413202; Issue ID: MSV-3303.
References (1)
Core 1
Core References
Vendor Advisory
https://corp.mediatek.com/product-security-bulletin/June-2025
Scores
CVSS v3
9.8
EPSS
0.0059
EPSS Percentile
69.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-863
Status
published
Products (4)
mediatek/software_development_kit
< 7.6.7.2
openwrt/openwrt
19.07.0
openwrt/openwrt
21.02.0
openwrt/openwrt
23.05
Published
Jun 02, 2025
Tracked Since
Feb 18, 2026