PUBLISHED DATE: May 21, 2025CVE-2025-27558:
IEEE P802.11-REVme D1.1 through...

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.

Questions to Ask Vendors

1. Can you confirm whether your systems are affected by CVE-2025-27558, and if so, what steps are you currently taking to mitigate this vulnerability?
2. What is your estimated timeline for fully resolving CVE-2025-27558 in your products or services, and how will you communicate updates on this issue to us as your customer?

Recommended Actions

• Check out the advisory links provided below.

References

• http://webappsec.pbworks.com/Content-Spoofing
• https://capec.mitre.org/data/definitions/111.html
• https://capec.mitre.org/data/definitions/141.html
• https://capec.mitre.org/data/definitions/142.html
• https://capec.mitre.org/data/definitions/148.html
• https://capec.mitre.org/data/definitions/218.html
• https://capec.mitre.org/data/definitions/384.html
• https://capec.mitre.org/data/definitions/385.html
• https://capec.mitre.org/data/definitions/386.html
• https://capec.mitre.org/data/definitions/387.html
• https://capec.mitre.org/data/definitions/388.html
• https://capec.mitre.org/data/definitions/665.html
• https://capec.mitre.org/data/definitions/701.html
• https://nvd.nist.gov/vuln/detail/CVE-2025-27558