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Attacker Value
Unknown
CVE-2021-27861
Disclosure Date: September 27, 2022 (last updated October 08, 2023)
Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using LLC/SNAP headers with invalid length (and optionally VLAN0 headers)
0
Attacker Value
Unknown
CVE-2021-27854
Disclosure Date: September 27, 2022 (last updated October 08, 2023)
Layer 2 network filtering capabilities such as IPv6 RA guard can be bypassed using combinations of VLAN 0 headers, LLC/SNAP headers, and converting frames from Ethernet to Wifi and its reverse.
0
Attacker Value
Unknown
CVE-2021-27853
Disclosure Date: September 27, 2022 (last updated December 22, 2024)
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.
0
Attacker Value
Unknown
CVE-2021-27862
Disclosure Date: September 27, 2022 (last updated October 08, 2023)
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).
0
