Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length (and optionally VLAN0 headers)
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History
Tue, 04 Nov 2025 20:30:00 +0000
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Wed, 21 May 2025 15:15:00 +0000
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Status: PUBLISHED
Assigner: certcc
Published:
Updated: 2025-11-04T19:12:27.712Z
Reserved: 2021-03-01T00:00:00.000Z
Link: CVE-2021-27861
Updated: 2025-11-04T19:12:27.712Z
Status : Modified
Published: 2022-09-27T19:15:09.330
Modified: 2025-11-04T20:15:59.903
Link: CVE-2021-27861
OpenCVE Enrichment
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