cisco-sa-wifi-faf-22epcEWu: Multiple Vulnerabilities in Frame Aggregation and Fragmentation Implementations of 802.11 Specification Affecting Cisco Products: May 2021

Published May 11, 2021
·
Updated

On May 11, 2021, the research paper Fragment and Forge: Breaking Wi-Fi Through Frame Aggregation and Fragmentation was made public. This paper discusses 12 vulnerabilities in the 802.11 standard. One vulnerability is in the frame aggregation functionality, two vulnerabilities are in the frame fragmentation functionality, and the other nine are implementation vulnerabilities. These vulnerabilities could allow an attacker to forge encrypted frames, which could in turn enable the exfiltration of sensitive data from a targeted device. This advisory will be updated as additional information becomes available. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wifi-faf-22epcEWu

Credit

These vulnerabilities were reported to Cisco by Dr. Mathy Vanhoef(New York University Abu Dhabi), support during the handling(these vulnerabilities)

Affected Software

1 affected component
cisco Cisco Products

Event History

May 11, 2021
Advisory Published
06:00 PM
Data Sourced
06:00 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of cisco-sa-wifi-faf-22epcEWu?

The severity of cisco-sa-wifi-faf-22epcEWu is high due to multiple vulnerabilities in the Wi-Fi 802.11 standard.

2

How do I fix cisco-sa-wifi-faf-22epcEWu?

To mitigate cisco-sa-wifi-faf-22epcEWu, apply the latest patches provided by Cisco for affected products.

3

What vulnerabilities are included in cisco-sa-wifi-faf-22epcEWu?

cisco-sa-wifi-faf-22epcEWu discusses vulnerabilities related to frame aggregation and fragmentation in the Wi-Fi standard.

4

Which Cisco products are affected by cisco-sa-wifi-faf-22epcEWu?

cisco-sa-wifi-faf-22epcEWu affects various Cisco products that implement the 802.11 standard.

5

When was cisco-sa-wifi-faf-22epcEWu disclosed?

cisco-sa-wifi-faf-22epcEWu was disclosed on May 11, 2021, following the publication of a research paper.

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