Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers.
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2021-14591 | Layer 2 network filtering capabilities such as IPv6 RA guard or ARP inspection can be bypassed using combinations of VLAN 0 headers and LLC/SNAP headers. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Tue, 04 Nov 2025 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
Wed, 21 May 2025 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Projects
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Status: PUBLISHED
Assigner: certcc
Published:
Updated: 2025-11-04T19:12:25.432Z
Reserved: 2021-03-01T00:00:00.000Z
Link: CVE-2021-27853
Updated: 2025-11-04T19:12:25.432Z
Status : Modified
Published: 2022-09-27T18:15:09.527
Modified: 2025-11-04T20:15:59.233
Link: CVE-2021-27853
OpenCVE Enrichment
No data.
Weaknesses
EUVD