Description
Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length and Ethernet to Wifi frame conversion (and optionally VLAN0 headers).
CVSS Metrics
- Vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- Attack Vector
- adjacent network
- Complexity
- low
- Privileges
- none
- User Action
- none
- Scope
- changed
- Confidentiality
- none
- Integrity
- low
- Availability
- none
- Weaknesses
- CWE-130CWE-290CWE-290
Metadata
- Primary Vendor
- IEEE
- Published
- 9/27/2022
- Last Modified
- 11/4/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
ieee : ieee_802.2ietf : p802.1q
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