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redhatcveRedhat.comRH:CVE-2021-27853
HistoryOct 02, 2022 - 4:18 p.m.

CVE-2021-27853

2022-10-0216:18:58
redhat.com
access.redhat.com
121

0.001 Low

EPSS

Percentile

25.8%

JSON

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.

Related

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cve
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CVE-2021-27853
2022-09-27 18:15:00
cvelist
cvelist
CVE-2021-27853 L2 network filtering can be bypassed using stacked VLAN0 and LLC/SNAP headers
2022-09-27 00:00:00
prion
prion
Design/Logic Flaw
2022-09-27 18:15:00
cisco
cisco
Vulnerabilities in Layer 2 Network Security Controls Affecting Cisco Products: September 2022
2022-09-27 16:00:00
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K45012151 : Layer 2 security bypass issue CVE-2021-27861, CVE-2021-27862, CVE-2021-27853, CVE-2021-27854
2022-12-09 00:00:00
arista
arista
Security Advisory 0080
2023-09-28 00:00:00
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cert
L2 network security controls can be bypassed using VLAN 0 stacking and/or 802.3 headers
2022-09-27 00:00:00

0.001 Low

EPSS

Percentile

25.8%

JSON
Related for RH:CVE-2021-27853
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