CVE-2025-27558

CRITICAL

IEEE P802.11-REVme - FragAttacks

Title source: llm

Description

IEEE P802.11-REVme D1.1 through D7.0 allows FragAttacks against mesh networks. In mesh networks using Wi-Fi Protected Access (WPA, WPA2, or WPA3) or Wired Equivalent Privacy (WEP), an adversary can exploit this vulnerability to inject arbitrary frames towards devices that support receiving non-SSP A-MSDU frames. NOTE: this issue exists because of an incorrect fix for CVE-2020-24588. P802.11-REVme, as of early 2025, is a planned release of the 802.11 standard.

Exploits (1)

nomisec WRITEUP
by Atlas-ghostshell · poc
https://github.com/Atlas-ghostshell/CVE-2025-27558_Patching

Scores

CVSS v3 9.1
EPSS 0.0016
EPSS Percentile 36.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-345
Status published
Published May 21, 2025
Tracked Since Feb 18, 2026